UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9FV8D7LeNw+t0GoY0F6pcD0vlju+tXn/pRUjq/bTzqo=' 
WHERE 
  key_id = '927b87a2062bf019a95db7344267b9e4845bbc6393d244c7c27d3549539d12d8' 
  AND (
    token = '9FV8D7LeNw+t0GoY0F6pcD0vlju+tXn/pRUjq/bTzqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )