UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KvhHhGNMz8VDHmjwGmUAlC7asTbJQUXpoVY+81EINmQ=' 
WHERE 
  key_id = '0dccad6aea6eec271bbdf1635de558a17e7ac7ca202c03492afb7548a5138e83' 
  AND (
    token = 'KvhHhGNMz8VDHmjwGmUAlC7asTbJQUXpoVY+81EINmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )