UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5HzIhp/K14uYa4FfIjmoslFqErBI3rJtu9qWQw+YuDQ=' 
WHERE 
  key_id = '21842d0a259621cff688ac668a54c630bcd6d43d42ab9fa4dc8ec5c43a8ad7b5' 
  AND (
    token = '5HzIhp/K14uYa4FfIjmoslFqErBI3rJtu9qWQw+YuDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )