UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L34k90d57omIwcP5NoOT+VoXq1pkPcHPtHsxyOyaAjY=' 
WHERE 
  key_id = '6de8c6dc012ce3615b5c21204fd9c9ee2def06099ebcfa1799e7689497d68ac6' 
  AND (
    token = 'L34k90d57omIwcP5NoOT+VoXq1pkPcHPtHsxyOyaAjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )