UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xk8cHgI5gAYESK+WApzO9wypd7EuIjmLeJYXaMoDtjE=' 
WHERE 
  key_id = '3a134defb8785efb59ba0c00b5e9dd71f39d7918153e375afd458f7fc13c4476' 
  AND (
    token = 'xk8cHgI5gAYESK+WApzO9wypd7EuIjmLeJYXaMoDtjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )