UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSfDmh+I1F0ZU0lkBlKDkFnpBxGns6CLv8MJh/VOLgM=' 
WHERE 
  key_id = '7f8d25db02815681fe5eed1fa04e7975b8c2d3faa17a841b2df4a734ab95581b' 
  AND (
    token = 'MSfDmh+I1F0ZU0lkBlKDkFnpBxGns6CLv8MJh/VOLgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )