UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mAlhUHlJTp+ihw409k8ljVAI7JfyuBxNyFz3/yNXyJU=' 
WHERE 
  key_id = '93a12708dd2167c688d9c8afa3c12ecf04f1e4c61d751f267632c7e3b7a700e4' 
  AND (
    token = 'mAlhUHlJTp+ihw409k8ljVAI7JfyuBxNyFz3/yNXyJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )