The most important facets for an extended life , I believe, are partly in the genes; number 2 is life style, which includes healthy diet and standard exercise. I walk, work and move every day. However, I do believe too much workout can also be bad due to over-stress; sometimes people who workout also many hours each day die early.
The good point about’Arrow’is we never state never on the show. Ideally the display may have a great long life , and all manner of things could possibly happen.