UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5Koaq3EV1FXZICCqNOCUjT90Aj71n26SQKAq+p99as=' 
WHERE 
  key_id = '52b85ee98cb955958b31147c83520762f83b8234416087dbcfe28bd6ad34d7a5' 
  AND (
    token = 'n5Koaq3EV1FXZICCqNOCUjT90Aj71n26SQKAq+p99as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )