diff --git a/src/crestodian/rescue-message.test.ts b/src/crestodian/rescue-message.test.ts
index 680e2538537..efc5a8c0872 100644
--- a/src/crestodian/rescue-message.test.ts
+++ b/src/crestodian/rescue-message.test.ts
@@ -297,6 +297,52 @@ describe("Crestodian rescue message", () => {
     expect(audit.details?.senderId).toBe("user:owner");
   });
 
+  it("does not queue persistent rescue approval when expiry would exceed the Date range", async () => {
+    const tempDir = await makeStateDir("overflow-expiry-");
+    vi.stubEnv("OPENCLAW_STATE_DIR", tempDir);
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date(8_640_000_000_000_000));
+    try {
+      const cfg: OpenClawConfig = { crestodian: { rescue: { enabled: true } } };
+
+      await expect(
+        runRescue("/crestodian restart gateway", cfg, commandContext()),
+      ).resolves.toContain("expiry clock is invalid");
+
+      await expect(fs.readdir(path.join(tempDir, "crestodian", "rescue-pending"))).rejects.toThrow(
+        /ENOENT/,
+      );
+    } finally {
+      vi.useRealTimers();
+    }
+  });
+
+  it("rejects pending rescue approvals with invalid persisted expiry", async () => {
+    const tempDir = await makeStateDir("invalid-expiry-");
+    vi.stubEnv("OPENCLAW_STATE_DIR", tempDir);
+    const cfg: OpenClawConfig = { crestodian: { rescue: { enabled: true } } };
+    const deps = { runGatewayRestart: vi.fn(async () => {}) };
+
+    await expect(
+      runRescue("/crestodian restart gateway", cfg, commandContext(), deps),
+    ).resolves.toContain("Reply /crestodian yes to apply");
+    const pendingDir = path.join(tempDir, "crestodian", "rescue-pending");
+    const [pendingFile] = await fs.readdir(pendingDir);
+    if (!pendingFile) {
+      throw new Error("expected pending rescue file");
+    }
+    const pendingPath = path.join(pendingDir, pendingFile);
+    const pending = JSON.parse(await fs.readFile(pendingPath, "utf8")) as { expiresAt?: string };
+    pending.expiresAt = "not-a-date";
+    await fs.writeFile(pendingPath, `${JSON.stringify(pending, null, 2)}\n`, "utf8");
+
+    await expect(runRescue("/crestodian yes", cfg, commandContext(), deps)).resolves.toBe(
+      "No pending Crestodian rescue change is waiting for approval.",
+    );
+    expect(deps.runGatewayRestart).not.toHaveBeenCalled();
+    await expect(fs.stat(pendingPath)).rejects.toThrow(/ENOENT/);
+  });
+
   it("queues and applies agent creation through conversational approval", async () => {
     const tempDir = await makeStateDir("agent-");
     vi.stubEnv("OPENCLAW_STATE_DIR", tempDir);
diff --git a/src/crestodian/rescue-message.ts b/src/crestodian/rescue-message.ts
index 4402eb70b62..0caa04e2f32 100644
--- a/src/crestodian/rescue-message.ts
+++ b/src/crestodian/rescue-message.ts
@@ -6,6 +6,7 @@ import { resolveStateDir } from "../config/paths.js";
 import type { OpenClawConfig } from "../config/types.openclaw.js";
 import { tryReadJson, writeJson } from "../infra/json-files.js";
 import type { RuntimeEnv } from "../runtime.js";
+import { asDateTimestampMs, resolveExpiresAtMsFromDurationMs } from "../shared/number-coercion.js";
 import {
   executeCrestodianOperation,
   formatCrestodianPersistentPlan,
@@ -86,7 +87,9 @@ async function readPending(
     if (!parsed) {
       return null;
     }
-    if (Date.parse(parsed.expiresAt) <= now.getTime()) {
+    const expiresAtMs = asDateTimestampMs(Date.parse(parsed.expiresAt));
+    const nowMs = asDateTimestampMs(now.getTime());
+    if (expiresAtMs === undefined || nowMs === undefined || expiresAtMs <= nowMs) {
       await fs.rm(pendingPath, { force: true });
       return null;
     }
@@ -182,11 +185,18 @@ export async function runCrestodianRescueMessage(
   }
   if (isPersistentCrestodianOperation(operation)) {
     const now = new Date();
-    const expiresAt = new Date(now.getTime() + policy.pendingTtlMinutes * 60_000);
+    const nowMs = asDateTimestampMs(now.getTime());
+    const expiresAtMs =
+      nowMs === undefined
+        ? undefined
+        : resolveExpiresAtMsFromDurationMs(policy.pendingTtlMinutes * 60_000, { nowMs });
+    if (expiresAtMs === undefined) {
+      return "Crestodian rescue could not create a pending approval because the expiry clock is invalid.";
+    }
     await writePending(pendingPath, {
       id: randomUUID(),
       createdAt: now.toISOString(),
-      expiresAt: expiresAt.toISOString(),
+      expiresAt: new Date(expiresAtMs).toISOString(),
       operation,
       auditDetails: buildAuditDetails(input),
     });