UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6EGNYX2fqZcTqw7tPWn4SJYYZj0zsRLjvt7nVjPP+Y=' 
WHERE 
  key_id = 'c52a9ff664e94cb26f3675e825c5641755bf4072e83828592aca37a3d4cec7b2' 
  AND (
    token = 'c6EGNYX2fqZcTqw7tPWn4SJYYZj0zsRLjvt7nVjPP+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )