UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G5OhGXJNrKcBt3jP9FYRQs6sokb0b41bNe0eOkkXAYs=' 
WHERE 
  key_id = 'a4c7c96e5d9ce18ec685ef5113b25f8357d9b1835b711b9518a99c74e78ed5c1' 
  AND (
    token = 'G5OhGXJNrKcBt3jP9FYRQs6sokb0b41bNe0eOkkXAYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )