UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q1S1IbQmFuzEt4ms18DkLeFfSHSzHxWlYdrth8IIiok=' 
WHERE 
  key_id = '6ccdbccc141688f1f51182d21c26249320162477857e2139065f03f6c8d32cc1' 
  AND (
    token = 'Q1S1IbQmFuzEt4ms18DkLeFfSHSzHxWlYdrth8IIiok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )