[Sentry SENTRY-2051] Checkout crashes when an expired cart is restored

[remedy-local-mateus]

remediation-run:eb6384f1-aac7-4b83-924c-05a9293b9029

Automated remediation tracking issue.

• Sentry: SENTRY-2051 (demo — not a real Sentry issue)
• Release: javascript-nextjs@demo
• SHA: f087aa30
• Execution: http://localhost:3000/runs/eb6384f1-aac7-4b83-924c-05a9293b9029
• Evidence: none available yet

A draft pull request will be opened only after reproduction and validation succeed.