UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iuxKEpGZ5Gic4v9gqvUMTWfKqSrorYRYlLf7lik77sU=' 
WHERE 
  key_id = '8dd572d5d5445368c403f8a9c2ec6aa76ef3e9ccae5a271c2ffb2628fcd79ef0' 
  AND (
    token = 'iuxKEpGZ5Gic4v9gqvUMTWfKqSrorYRYlLf7lik77sU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )