UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DKjiui5WwDiMuzXUtjM+nEzg2GNvtyDviYsw1plchvE=' 
WHERE 
  key_id = '0fc4440641d465ce9567dbe209373bdac0ee49041f3bc988a3b9da89c3a2a28d' 
  AND (
    token = 'DKjiui5WwDiMuzXUtjM+nEzg2GNvtyDviYsw1plchvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )