UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pnyfzo2BgC/Mn7EwB3r5eQbsRJeWoV/Rs/+3HwFbZDQ=' 
WHERE 
  key_id = '4bfbef63ec67781f58fc73d1130efd9e2c478d5ae29bde8d4ad2b83f04e94c4d' 
  AND (
    token = 'Pnyfzo2BgC/Mn7EwB3r5eQbsRJeWoV/Rs/+3HwFbZDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )