Checkers Flamingo Modderfontein, All-in-one expired chocolate bar

Bought 2 All-in-one Beacon Chocolate Bars, chocolate was whit on outside, from Flamingo Modderfontein Checkers, very disappointed as it was expired on the 13/05/2019, and today is the 03/06/2019, did not expect such from that Checkers, how can you pay for such?! What else is expired from there???!!!