By default, Sanctum tokens hardly ever expire and should only be invalidated by revoking the token. However, if you would like to configure an expiration time for your software's API tokens, you may accomplish that via the expiration configuration option described as part of your software's sanctum configuration file. https://www.fiverr.com/advisortruerevi/be-your-professional-php-developer-to-build-a-custom-website