UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UZwsr0c0wurocL6BCaNWDWIJaqSCaOM0GkXmLWKb3YE=' 
WHERE 
  key_id = '79c8176a055cd19c86c03cb67b261bbfc0f3ea0e2625d131e0da02a42f564f3c' 
  AND (
    token = 'UZwsr0c0wurocL6BCaNWDWIJaqSCaOM0GkXmLWKb3YE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )