UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KDW6ivQo9khuP4EDDsDpkAulrMPx2vMSVXut5BmobRI=' 
WHERE 
  key_id = 'd2a3982d75caff67b7a7082435d95cc8ce1221ecfe58626e26a947735c5b0a0e' 
  AND (
    token = 'KDW6ivQo9khuP4EDDsDpkAulrMPx2vMSVXut5BmobRI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )