UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6EhfbJuPknvh+WZpWgrxR0oSeGIjLacjFqz63pg+c4E=' 
WHERE 
  key_id = '938301554ba8aaa8485d4f4baebac8d28f1fcc4f9396b5a4fc14ea5d54eac6ca' 
  AND (
    token = '6EhfbJuPknvh+WZpWgrxR0oSeGIjLacjFqz63pg+c4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )