UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oQsd9+PfSRDE0431hhUxjPk7mSDzpYIXLNLjrAlsehk=' 
WHERE 
  key_id = '750b18bfb979d67e5359c793315fe8b6fa769e48899791c9b01b8f76ed12e5fe' 
  AND (
    token = 'oQsd9+PfSRDE0431hhUxjPk7mSDzpYIXLNLjrAlsehk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )