UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uTRKP7+WyihtOKx02muciCXeQIbmzVgII7bavsbhRM=' 
WHERE 
  key_id = 'e737a46938ed9290fbad0c169947478df0da84c74daf572ea0825785e91a43d9' 
  AND (
    token = '4uTRKP7+WyihtOKx02muciCXeQIbmzVgII7bavsbhRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )