You need to call them perhaps, 2 full months is even over their stated 45 day upper limit. This is presuming your bank details are correct and up to date.
4. Payments, fees, and charges
4.1. Sellers whose tickets are listed in accordance with clause 3.2 of the Ticket Exchange T&Cs above shall be entitled to payment as set out in this paragraph 4, regardless of whether or not the relevant ticket issuccessful resold via the Ticket Exchange. In all other cases, payments will only be made to Sellers whose tickets are successfully resold via the Ticket Exchange.
4.2. Payment will be paid into the UK nominated bank account of the Seller within 45-working days from the date the Match is played (in the unlikely event that payment cannot be processed within 45-working days,the Club will contact the Seller with an update on when payment can be expected). If a Seller does not provide a UK nominated bank account, the Seller will receive a Club voucher for the value of the ticket price within 45-working days from the date the Match is played (such voucher will be valid for 12 months from date of issue).
4.3. It is the Seller’s responsibility to ensure that their nominated bank details are up to date and correct, and for the avoidance of doubt, the Club shall accept no liability for funds paid into an incorrect bank account where the Seller has provided incorrect bank account details or failed to ensure their details are correct.
Edit: whoops...