UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18QNcp498CmV0CWnWQ4Qs0vobux18PxuzVkNtZe60X8=' 
WHERE 
  key_id = '3b375fc2df9eab91a2f55c1d9b45faaaf03e122e06b6d2e64aef18091a802537' 
  AND (
    token = '18QNcp498CmV0CWnWQ4Qs0vobux18PxuzVkNtZe60X8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )