UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1PB1/pA0BmYDbCvOHY+wOLUUs6v5gdOKaY6ao1I1WRA=' 
WHERE 
  key_id = 'de6ce2512cf1891ed1c7478f7d734024c641c0e59af3905b8033380835603fb0' 
  AND (
    token = '1PB1/pA0BmYDbCvOHY+wOLUUs6v5gdOKaY6ao1I1WRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )