UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PdcbTWMDE06INzwErR9kQOeXbzyGEdtn5rCVu/YoSDE=' 
WHERE 
  key_id = '6cc177002d5e5488f1a04fb08c9c149d9373060b1289bd3ca92e55c7695d0d0b' 
  AND (
    token = 'PdcbTWMDE06INzwErR9kQOeXbzyGEdtn5rCVu/YoSDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )