Ubuntu LivePatch and software / hardware failures: how to disable a token?

I’ve enabled LivePatch on my laptop.
What if my laptop dies, or I should reinstall Ubuntu because I had a SNAFU?
I saw there is a “disable” switch for disabling LivePatch, but: what if I cannot do that?

See https://askubuntu.com/questions/1032700/how-to-disable-livepatch-tokens-remotely
Moving to the Support & Help Request section, as this site is not for technical support, sorry.