UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztBR5csYJbtVYlRnpveWwBUt5CtIJ3zOmXN48UkHwbI=' 
WHERE 
  key_id = '793d452b98e6e49ebfc77d4c0c71cf400a96bd2b2aaf60c4272e0b236d6ffa09' 
  AND (
    token = 'ztBR5csYJbtVYlRnpveWwBUt5CtIJ3zOmXN48UkHwbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )