UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tEdkxfVOW9bKp7sOzc9S6Y76f3Sjzwv/xkLfeibry8w=' 
WHERE 
  key_id = 'a0a0fd2dc2b2d58ce85bf2cd85789f1ba9e734b7fe6b7fb5b4c0fc5b9ef6cbd9' 
  AND (
    token = 'tEdkxfVOW9bKp7sOzc9S6Y76f3Sjzwv/xkLfeibry8w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )