UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SZbT65BIcQtzFDO8uoojcjQzStGYz08TJa48azrEBjQ=' 
WHERE 
  key_id = 'e81890eeb975393d0c79edd4382778857d9e2036dad28c3e65eb7ad7be40e433' 
  AND (
    token = 'SZbT65BIcQtzFDO8uoojcjQzStGYz08TJa48azrEBjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )