UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxJGo0zcGO2AE3vmakxowPakIOD/jd2qQz08/JgWORw=' 
WHERE 
  key_id = '6e28cd97e03c84a73db58815690753a81fac4c4eb0059a6cfb0c51f135a9fc9a' 
  AND (
    token = 'yxJGo0zcGO2AE3vmakxowPakIOD/jd2qQz08/JgWORw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )