UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJNmsUAEzORe8//sTziPa/z+i2TgBKB4L10btlKPSTY=' 
WHERE 
  key_id = '67e8a04ff1cb384014f21f8b42c8589b091db3fb937fa374faa23847c918841f' 
  AND (
    token = 'MJNmsUAEzORe8//sTziPa/z+i2TgBKB4L10btlKPSTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )