UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MQSrLvsDCJX+3Thu8rp5nHzaAoWZKfZbDCbHGxagExo=' 
WHERE 
  key_id = '32f85b61f7dc97a841e09a518e8ef3a5c172b6e4e8beca18d87b5e6fa80b315b' 
  AND (
    token = 'MQSrLvsDCJX+3Thu8rp5nHzaAoWZKfZbDCbHGxagExo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )