UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zWUutMVsxOdXuJsiQV9dcUMaAdrCF4z7YKa2/F5B4dc=' 
WHERE 
  key_id = 'd19e054092541c50fa70cd2baacc607f4a638745c75ff55fc90d29a35c42655f' 
  AND (
    token = 'zWUutMVsxOdXuJsiQV9dcUMaAdrCF4z7YKa2/F5B4dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )