UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4dYqzh3vCv1r6qocxM/EpQyD/o8U4OvwH7sNobaiP0Q=' 
WHERE 
  key_id = '2b5a9445179cddaea0d18a85a1559fe839fe46877fc2b70bd32e94c8372d1036' 
  AND (
    token = '4dYqzh3vCv1r6qocxM/EpQyD/o8U4OvwH7sNobaiP0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )