UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwgfvDzXeWXk3lXhYo9oWFgtHTwA35btbti10aIizbQ=' 
WHERE 
  key_id = '31764761ec1397e2db0479f1e06891b6eea900ec513593c4ef87569af2f5692a' 
  AND (
    token = 'PwgfvDzXeWXk3lXhYo9oWFgtHTwA35btbti10aIizbQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )