UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3f/gA5FF7kG9AekzwOY+EEpf9qqpPuhZkX5KulKkJjs=' 
WHERE 
  key_id = '94731f46680b899a3022f60a3ce1d8f3b9f0af2d601948f9f818af165455a19e' 
  AND (
    token = '3f/gA5FF7kG9AekzwOY+EEpf9qqpPuhZkX5KulKkJjs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )