Redeeming this voucher, previously known as PS Plus, for non-subscribers will automatically convert to PS Plus Essential tier based on its value, meanwhile, subscribers will receive an extended period of their current PS Plus tier. See full details below or here: https://www.playstation.com/en-gb/support/store/redeem-ps-store-voucher-code/. No expiration date. Code is valid only for the Greece PSN store. Make sure that your account is registered to Greece.