UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PjLhBmDfyP+soKktdl2qPRRtjrBq384SvdL576jjsg=' 
WHERE 
  key_id = 'b49f47ba4523e8bb80340e4db2fdebc8b4852c9cf6f17e7bf740e19b7333d297' 
  AND (
    token = '6PjLhBmDfyP+soKktdl2qPRRtjrBq384SvdL576jjsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )