UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SOvoPCJ+zwWGmWFFG1KnVI1hc6wwNXvVkhEtb3OST/s=' 
WHERE 
  key_id = 'bcee93d684074ffb4067fabc52ff8ba805c63d04338342be1101e4b2bfce8489' 
  AND (
    token = 'SOvoPCJ+zwWGmWFFG1KnVI1hc6wwNXvVkhEtb3OST/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049