UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X+VEx5pbPrqVA+pprf5PDsTjaDHcb9oGWYR7UZQNesU=' 
WHERE 
  key_id = '539a227f7e614f972f59e9a4e45b23b822669a1a07aa99e1d0e05611af8fd901' 
  AND (
    token = 'X+VEx5pbPrqVA+pprf5PDsTjaDHcb9oGWYR7UZQNesU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )