UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '821tT/6qJhmdC2AtXMY1cAPZLuhRX4ke5gx/rUPa8hI=' 
WHERE 
  key_id = '387dd66082bd2e5978363d02ae7ffb283e900f1ecd184ff43b56497c9a210200' 
  AND (
    token = '821tT/6qJhmdC2AtXMY1cAPZLuhRX4ke5gx/rUPa8hI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )