UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MF114ohi3RWNd3Drqh2pOZ9AIg6AhFFTlplyKIOo4l0=' 
WHERE 
  key_id = '875c91bdeb3d37f7e18b202feb43239bb92e49446882c3a0ad1e28a64f809e37' 
  AND (
    token = 'MF114ohi3RWNd3Drqh2pOZ9AIg6AhFFTlplyKIOo4l0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )