UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AQzv8McW/7QN0lPvSDigJstS3/DvaH6ZvnrrwfXqYWs=' 
WHERE 
  key_id = 'b1e76a1ac2972113292c668c4cce61d093a1d11162cb5a45a01499a1a36e1ba6' 
  AND (
    token = 'AQzv8McW/7QN0lPvSDigJstS3/DvaH6ZvnrrwfXqYWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031