UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CDheqt7bqZD/NkY2CoofCUonIhvVGdmDo/D2WxNOa70=' 
WHERE 
  key_id = '32d1e8a774cbae3cff1465062d865c69f1212cc550aad6a926620fc2032b068f' 
  AND (
    token = 'CDheqt7bqZD/NkY2CoofCUonIhvVGdmDo/D2WxNOa70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )