UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KwuRr0a1/UvIvUJELGYOCl+uQhzWw7gP90lIp7jx2Ig=' 
WHERE 
  key_id = 'a833f26cff0f0ff926ed15165fbd4e86f39665a5785988425963476193b44040' 
  AND (
    token = 'KwuRr0a1/UvIvUJELGYOCl+uQhzWw7gP90lIp7jx2Ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )