UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5C7UgBgyrAtRPaG20im79eZJNnUQz7GsqFAgaLV9uP0=' 
WHERE 
  key_id = 'a35a8883b2a86bb42e6359c02f8387e370231ee79f611d9583e6a9c389abe2af' 
  AND (
    token = '5C7UgBgyrAtRPaG20im79eZJNnUQz7GsqFAgaLV9uP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )