UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6czywqXwV+5YQlDAJBW1F2wbkytTmB487hNtgs1ZE8=' 
WHERE 
  key_id = 'c8b1050b23eefcb95c87951517f3bf702ddda78380ca5c1db5f9560017e4a8e3' 
  AND (
    token = 'B6czywqXwV+5YQlDAJBW1F2wbkytTmB487hNtgs1ZE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )