UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0qf5GcAOiiQ5a9GyV1lS9V2fUqrhJ/N2FFzPI/KjMaQ=' 
WHERE 
  key_id = '8b9b94de1cc3b5d49f908d5a156700e09574b5be1623cc8183016b6c307e45ca' 
  AND (
    token = '0qf5GcAOiiQ5a9GyV1lS9V2fUqrhJ/N2FFzPI/KjMaQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )