UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p4tgtXYjxfSsrH9hjuDKACwafOnnyE2qvfXE51FYYBg=' 
WHERE 
  key_id = '8e9a4f0940096f7d31e49eec6186a42daad3ee81b534c6496def0c5409bdeb84' 
  AND (
    token = 'p4tgtXYjxfSsrH9hjuDKACwafOnnyE2qvfXE51FYYBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )