Jordyn Woods is already making bank with her "lucky bag" flying off the shelves ... but ex-NBA player John Salley thinks there's another way for Karl-Anthony Towns ' fiancée to line her pockets -- sell the original, which only retails for $125, for $200k!! TMZ Sports caught up with the four-time NBA champ at a launch party for his cover of Beverly Hills Living Magazine over the weekend ... and naturally, we had to talk all things New York Knicks with the Brooklyn native. First of all, Salley