UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8JxckapOJCHDlrUyYcKPOMU9uMNICmoDYRmzXE65Qw=' 
WHERE 
  key_id = '68b8ec49045ac6d4a2d4830cedb042653a55a69e29971d6b4290c18961b34f06' 
  AND (
    token = '/8JxckapOJCHDlrUyYcKPOMU9uMNICmoDYRmzXE65Qw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )