You have plenty of time and can learn CS and earn a lot of money for years even if at exactly 120 months from now your job is made obsolete. It doesn't take 9 years to learn to code.

The premise of all this seems to be that learning how to program computers is difficult or complex. It is not.

Also, AI will not replace human reasoning in 10-15 years. If it does, it means AGI, and we all have much bigger problems than layoffs.