UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ILf0T2fjx6F9K7VSfsu1YJ39scq2bIKH7nGIZe7Kmso=' 
WHERE 
  key_id = 'a4f0884e8e100ef2d4a4314e368b90c57dff0fe9a65af0a001eddcbea720d382' 
  AND (
    token = 'ILf0T2fjx6F9K7VSfsu1YJ39scq2bIKH7nGIZe7Kmso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036