UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGQ0jH/kd/q9aLfzAz5MiNiHuzVzZKuGzu/MiouWH+I=' 
WHERE 
  key_id = '258c78b316ed73f2b73ccae2d7146395ad518aeab59e63ff50c3dacaad6b2804' 
  AND (
    token = 'MGQ0jH/kd/q9aLfzAz5MiNiHuzVzZKuGzu/MiouWH+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )