UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a51EvbR5QY9pN5VfjBmwA2GNDyGowCe06o+ls9M5AIo=' 
WHERE 
  key_id = '3643daf6ca0ebbd6d0d85f693348eef8c516d6729e727745e994905152e08c64' 
  AND (
    token = 'a51EvbR5QY9pN5VfjBmwA2GNDyGowCe06o+ls9M5AIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )