UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rnb5vFSy9EBecCiJ8QCkl6BQko8vG2JwTTXgUqzdQSM=' 
WHERE 
  key_id = 'a943c05ebd723f82866518053b414cc4587d227e30da3478e3fa0b3147b365b8' 
  AND (
    token = 'Rnb5vFSy9EBecCiJ8QCkl6BQko8vG2JwTTXgUqzdQSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )