UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkJZhgFkn5cNchJbj2SsZ5QNtTlSYqZmVEqXIiQeBVA=' 
WHERE 
  key_id = '513296438d5d6f1509adf0bcb83e1c7e0cb85155f3f94e03d7c7ce3919c55726' 
  AND (
    token = 'nkJZhgFkn5cNchJbj2SsZ5QNtTlSYqZmVEqXIiQeBVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )