playstation3 blu-ray lens help?

ok, so 2 months ago, my ps3 dindt read a disc (its was a blu-ray) then, after the days went on my ps3 would sudenly freeze my game and make it stop working, also, from time to time it would not read the disc but show the little symbol showing that a disc was inserted (this little moving thing on the top right) now, it doesnt read anything and still shows the symbol, i tried to clean my lens with a blu-ray wind system cleaner by maxell but it dindt work, so i used a chemical dvd player cleaner, and i still doenst work... i really want to play skate. so please help!!!
i updated the firmware