I didn't do much.
I duplicated the image and blended it using Overlay mode. I then used surved to adjust colors. Maybe not a very good ws but worth a try.
Cropped tighter
Feathered the eyes then used dodge tool to bring out more white
USM just the eyes, lips, nose
Duplicated layer and used neatimage
Brushed off the eyes, nose and lips area
Flattened
Duplicated layer
Blend mode was set at soft light.
Flattened
Used diffused glow