UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PrAl5xL2lOq0xu2GmNv6SkWtj+PbJ4luUdRmTDWLKLg=' 
WHERE 
  key_id = '8349d27a503b843925142534eb8ff8cd7f777353e53f8e783456015be5cd992d' 
  AND (
    token = 'PrAl5xL2lOq0xu2GmNv6SkWtj+PbJ4luUdRmTDWLKLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )