UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LtCNC6XkzF6qh9AzooqI4N5EKvmsiIYQtbTI4l9HIUQ=' 
WHERE 
  key_id = '5eb81c83855d2b8a43c596c45c95c68cc0db484d4cde7953030e8087b82560e7' 
  AND (
    token = 'LtCNC6XkzF6qh9AzooqI4N5EKvmsiIYQtbTI4l9HIUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )