UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N9EltYb8w+UM8OXX5v4wQMZPAlHgPlbgzQZ0FmqDSXo=' 
WHERE 
  key_id = '1f0c21f99e0a9bdcad245c59c2adf38109a4dfa93aeb073ef537bd68c7d114ca' 
  AND (
    token = 'N9EltYb8w+UM8OXX5v4wQMZPAlHgPlbgzQZ0FmqDSXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )