UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQrVCZQw2G+bYchnJeWU25brhxwP9xr+DdGkMrQ9SJg=' 
WHERE 
  key_id = '85f9e71a368bfe3103f9c39625e94141ac8413c24efe3e1d7b012591a6964d03' 
  AND (
    token = 'PQrVCZQw2G+bYchnJeWU25brhxwP9xr+DdGkMrQ9SJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )