UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5iSEUENLWnuHvL3Dyv9dqMWZqhXhjGXtQYnROw+tHeM=' 
WHERE 
  key_id = 'f4a7ec879508dc87959ea10f888a72998dc2dd8ca818de041d41c5e247469fc0' 
  AND (
    token = '5iSEUENLWnuHvL3Dyv9dqMWZqhXhjGXtQYnROw+tHeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )