UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lvMWV+l5YpvQAChzmIys2i7fXdF+5tec4oWKyIa6AuI=' 
WHERE 
  key_id = '480bf81690710de797247150c2c16b8af7002d7feff5732b0a5de13fcb031bab' 
  AND (
    token = 'lvMWV+l5YpvQAChzmIys2i7fXdF+5tec4oWKyIa6AuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )