UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WGAn8axpB63joMwDGGh9EIQInUGfquw3dCE3tyDI+rM=' 
WHERE 
  key_id = '859b889982991b7d2dda66c0c2065d35805c93d356a35644707912305d0f76f4' 
  AND (
    token = 'WGAn8axpB63joMwDGGh9EIQInUGfquw3dCE3tyDI+rM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )