UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jxuj9IBj4l5nvJyMs++V8OkeC86YvkKeS27cKOt6COs=' 
WHERE 
  key_id = '3edb9cfc700cb92f57365d3494eb8431b06e8d658d7962c93a356137a34f0c95' 
  AND (
    token = 'jxuj9IBj4l5nvJyMs++V8OkeC86YvkKeS27cKOt6COs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049