UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aj46cWnrl0bfhNcBDFabKbod2OC7c/QR2GDGN+jWvvo=' 
WHERE 
  key_id = '57a0f271da575af2a4f20be9d0e4a9b0e72683ef669d04db1560cbf1396cf615' 
  AND (
    token = 'aj46cWnrl0bfhNcBDFabKbod2OC7c/QR2GDGN+jWvvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )