UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4vyhVZVVKfz6ypD4geoilw8s8VIOAJ9VG+O4WkhA+0=' 
WHERE 
  key_id = 'ca5f835d2ba9382cc1f7ff1b82460b33c8422a51a88e0e0ca277e0703fc2ce92' 
  AND (
    token = 't4vyhVZVVKfz6ypD4geoilw8s8VIOAJ9VG+O4WkhA+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )