UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/yU2pGuUUrfW+lTzPVpygsNTpg+c4VsoIJl8hAEwH74=' 
WHERE 
  key_id = '81ab56b22502473b18df5a0f0d9081d000a2fd98ce522d28d55df1c687557afd' 
  AND (
    token = '/yU2pGuUUrfW+lTzPVpygsNTpg+c4VsoIJl8hAEwH74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )