UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tJ18dIvWWobdsDBAfukjWDNZV7mydBCc7kb8xaKDXlg=' 
WHERE 
  key_id = '38553059b8877aa82564197f62df88d15af5333ad34acca1d56f03ce06f4c98c' 
  AND (
    token = 'tJ18dIvWWobdsDBAfukjWDNZV7mydBCc7kb8xaKDXlg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )