UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xslz5Kt4nZRHgjlguNdayeJfjvmigX0lMgZ9NUSRcVM=' 
WHERE 
  key_id = '59cb8e2770cdfec0d5bcf75bc7e9bcb8251a8e3723c1f831b8e9548baafe1e9c' 
  AND (
    token = 'xslz5Kt4nZRHgjlguNdayeJfjvmigX0lMgZ9NUSRcVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )