Verify the requester
Confirm they are an admin on the account before changing anything.
Say what a reset does
Explain that the old key stops working at once or at a set time.
Rotate safely
Offer a grace period if your system allows two keys.
List what to update
Tell them to replace the key in every service that uses it.
Ask about suspected exposure
If the key leaked, ask where and check recent usage.
Confirm the new key works
Follow up after a day to check calls are succeeding.