UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSB2oAJSZZOaRaMjRa8uKjX4nKmWebOy9HXtpTNLoQY=' 
WHERE 
  key_id = 'bc4030259861d5469e15f9204bd6bed773b8dd12ec8d81e8ace34f3e39465272' 
  AND (
    token = 'zSB2oAJSZZOaRaMjRa8uKjX4nKmWebOy9HXtpTNLoQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )