UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4d0Jn4NRC7DT24Z9BEodX+pmFwe+uhtKX4eeblmyPds=' 
WHERE 
  key_id = '9c1ff73ec614cfbd8cf248a4c7a393b37f5ae202721938274fd4e34cee53a979' 
  AND (
    token = '4d0Jn4NRC7DT24Z9BEodX+pmFwe+uhtKX4eeblmyPds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )