UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vwZYU5jB6C870mxtpvN8sWuBrj17LJkmYCUD8iaWu+w=' 
WHERE 
  key_id = '903f8d93e26b06de88fc3c25ffb44ddbb78853f06a691de91c008087f114b47f' 
  AND (
    token = 'vwZYU5jB6C870mxtpvN8sWuBrj17LJkmYCUD8iaWu+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )