UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4MJb+WmP+UWNVgqqGPGmLiRQI6Lv2CTuLDoaHWsXVKY=' 
WHERE 
  key_id = '423c2c8f12a2feac948dd68221c2474ca816f9758e9d80ffedccb32d7d638a53' 
  AND (
    token = '4MJb+WmP+UWNVgqqGPGmLiRQI6Lv2CTuLDoaHWsXVKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )