UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bu2tTDhqCb4wBXkyuEdseOiwl9MyS5jBU4v21TobchU=' 
WHERE 
  key_id = 'e9820ed26e8e01a807bdef0e88dd1e33741f821e0c7a9a3174c1c4b5c8a2ec46' 
  AND (
    token = 'Bu2tTDhqCb4wBXkyuEdseOiwl9MyS5jBU4v21TobchU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )