Cant update from BeFunky Express 2.1 to 2.1.5

Ive been trying to update from version 2.1 purchased through the Mac App Store to the present version 2.1.5 but all I ever get is the spinning gear. Ive tried to leave a message on the support site but it wont ever allow me to submit the request.

herbs2 about BeFunky Express, v2.1.5