UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sc+YsbXstR/tjRGRQPMTd48cV7o4QDEIxrruwSjaxXY=' 
WHERE 
  key_id = '8d50e8ddebb065d2ce0a0bb00121239156f027ebe3322305ed501ef9a95e9b20' 
  AND (
    token = 'Sc+YsbXstR/tjRGRQPMTd48cV7o4QDEIxrruwSjaxXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )