UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NtjNfvbMutWQA2EqoLNctLfb66ghhYKMZLS9WsGR7uE=' 
WHERE 
  key_id = '2c5eac18b78298b28cc942fa7be2405b8a72ca22c92a214402acebccbffea133' 
  AND (
    token = 'NtjNfvbMutWQA2EqoLNctLfb66ghhYKMZLS9WsGR7uE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )