UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qnBGQQdtEjgzLawl3iqOEk6v6pZTtMxe9KoUrD4jhdE=' 
WHERE 
  key_id = '25b9b001eb8c7008e30f4909c16dcc4d9de2a5830dc71a70288ffab03b3d8fd6' 
  AND (
    token = 'qnBGQQdtEjgzLawl3iqOEk6v6pZTtMxe9KoUrD4jhdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )