UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FG3u5+aITcuNWd5Bgm2eweM/09YhHMNIAJwHUj36XI0=' 
WHERE 
  key_id = '61959f5f4b7e2a7d96a6df8f08c990d93dd77381f46ed67082e25d5d9f63c6c9' 
  AND (
    token = 'FG3u5+aITcuNWd5Bgm2eweM/09YhHMNIAJwHUj36XI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00050