UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6zftQmVwW0R/7G9sWEvfpp4wFjalEXgmrOeBF9QqA8=' 
WHERE 
  key_id = '1c399fd36638109f48b3ec4bf4b57794ae3afdc5d90f298793564a69adde04a1' 
  AND (
    token = 'W6zftQmVwW0R/7G9sWEvfpp4wFjalEXgmrOeBF9QqA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )