UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iTvG/Z7z9l7LcXwbJJc9d8ZcUzCtQgE1OIoCOz5ALE4=' 
WHERE 
  key_id = 'a3eb510a0df9092841cc25d13d4f1ba88b85abd4d1ec3ca3420e56b45ae8fd8a' 
  AND (
    token = 'iTvG/Z7z9l7LcXwbJJc9d8ZcUzCtQgE1OIoCOz5ALE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )