Disabled Toilets Would Putting Lock On Disabled Toilets Make Them Only Available To People With Disabilitieses?

Would putting lock on disabled toilets make them only available to people with disabilitieses? - disabled toilets

How can anyone stop it with a different password ablebody person?
What happens to a person who speaks a child with a disability to the toilet at the age of 8?
What happens if the person can not speak and needs to point to words in a book or text on a slow computer?
What classes to have a lot in a park and around the world before leaving the toilets?
Or people traveling by themselves on public transport with a lot of art with them.