Jennifer Lawrence was 22 in X-Men: Days of Future Past when she played the character 'Raven Darkholme / Mystique'.
That was over 9 years ago in 2014.
Today she is 32, and has starred in 43 movies in total, 20 of those since X-Men: Days of Future Past was released.
In X-Men: Days of Future Past, I think Jennifer Lawrence looks: