You should separate the tasks and find independent solutions, otherwise you'll replace your problems with others, like
eating junk food for breakfast
eating a whole pack of cookies when they become available.
Be careful too not to fall into the XY problem where you get training in how to use a safe, when if you need training the real problem isn't about ...
Rather than investing in home security equipment and facilities, you could put appropriate snacks (dry, wrapped, not needing refrigeration, etc.) in a rented bank safety deposit box.
You will have access to it only when your branch is open and the vault is available. That should limit you successfully.
Insofar as getting you 'up,' there's very little chance ...
I too have this excess perspiration problem. My feet and palms sweat so much that it's difficult to do any sort of work. And while working with others, it's too embarrassing when we share things like pen or helping them with their things, as we leave some sweat on those things. Even shaking hands is too embarrassing.
Here are 2 ways:
You may try anti snoring belts.
These are meant for closing your mouth and permit very less air to enter, hence stop snoring. You don't have the snoring problem, but you can find the belt useful in keeping your mouth closed while sleeping. These are available with many modifications.
Here is a link to a very simple way to upgrade a basic blue disposable face mask to near N95 performance.
One suggestion based on personal experience: choose rubber bands that are medium thickness. This will give you enough flex to adjust properly without being too loose. Thick bands exert too much tension and are thus quite uncomfortable.
A quick & easy ...