UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ygn3KyQG1wkQIRV/p1iazt7fq3BbbA7SLLO12clfBSo=' 
WHERE 
  key_id = '4bbcda70cb7ec29dcf78f06b35580ac19f80c92c1eccb788f75f69eedf85b441' 
  AND (
    token = 'Ygn3KyQG1wkQIRV/p1iazt7fq3BbbA7SLLO12clfBSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )