UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrwQO8wKUvOw5itFLV8Vu+3iSQAbvAjAfq0HEeTaT3U=' 
WHERE 
  key_id = 'b781263e1514960d3b86ec55b8a8381911ad91ebe5918b5be22413c0a620c1e2' 
  AND (
    token = 'KrwQO8wKUvOw5itFLV8Vu+3iSQAbvAjAfq0HEeTaT3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )