Peter Jackson was 52 in The Hobbit: The Battle of the Five Armies when he played the character 'Painting of Bungo Baggins (uncredited)'.
That was over 9 years ago in 2014.
Today he is 62, and has starred in 49 movies in total, 2 of those since The Hobbit: The Battle of the Five Armies was released.
In The Hobbit: The Battle of the Five Armies, I think Peter Jackson looks: