UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ej0Mp8Zc/2mr9YWrjCKRAtjEez7KaKG2IzbI43aaVaY=' 
WHERE 
  key_id = '55c405a077ccf7bf9365c4d556e9c3bf99c1882463a992ba5f9e1233fd8afb64' 
  AND (
    token = 'Ej0Mp8Zc/2mr9YWrjCKRAtjEez7KaKG2IzbI43aaVaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )