UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ku6EL9y6b3KfgtmqtvoNwonSxiD8UeNZzhCPRzUf1bA=' 
WHERE 
  key_id = 'db8cd17d64bad00f5f7cbb7c946fa1f2e505ce9801bffaa9c35b5fc0689ba335' 
  AND (
    token = 'Ku6EL9y6b3KfgtmqtvoNwonSxiD8UeNZzhCPRzUf1bA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )