UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9CXwFygJ3T8GzsIoZGlcBV1NyYssYgATRJnICnwl7tI=' 
WHERE 
  key_id = '81845e9652efefd7c6cba557076fdb0937ad71648207250d385b34855cfe49fd' 
  AND (
    token = '9CXwFygJ3T8GzsIoZGlcBV1NyYssYgATRJnICnwl7tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )