They then stole the till before fleeing in a stolen vehicle.
“Fortunately, the night attendant working at the time this incident occurred was unharmed, but police will ensure support is available to him,” police said.
Police said they have since recovered the stolen vehicle and are still making inquiries to identify and “hold those responsible to account”.
Anyone with information to assist our enquiries can contact 105 quoting the file number 230524/5887.