UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qmmO8vKJPFzAU6QSAoHhngwXw192Cnm1LISdYLnsIis=' 
WHERE 
  key_id = '4a5d91edcc24f48c518527d9dbec81a8e424f788f71a3b6c85ebb72eccdb10b8' 
  AND (
    token = 'qmmO8vKJPFzAU6QSAoHhngwXw192Cnm1LISdYLnsIis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )