I could not find anything recent about moles - positive or negative. The original article looks like good science to me, but clearly the authors are wary of making claims.

[The Australian](http://www.theaustralian.com.au/news/health-science/the-melanoma-killers-lurking-in-the-fountain-of-youth/story-e6frg8y6-1227468679210):

> "“We now know of 20 common genetic risk factors, and 12 of these are clearly related to telomere length, pigmentation or the number of moles an individual has,” said co-lead ­author Mark Iles from the University of Leeds in Britain. "

The discoverer is quoted in the article of not wanting to support claims on the internet 'with a barge pole'. 

[Age Marker](http://www.agemarker.com/2015/08/the-melanoma-killers-lurking-in-the-fountain-of-youth/):

> Professor Blackburn told The Australian that long telomeres had now been implicated in a subset of “really nasty” cancers, including melanoma, brain tumour and lung cancer.