UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UP830/YWvVeIkWCj5XNoDpDKTc01rpDAH9dkjnSiRKc=' 
WHERE 
  key_id = 'a8a179732d8684d074951780c555db34664711c78a8a128fc78a73c69d13ffb3' 
  AND (
    token = 'UP830/YWvVeIkWCj5XNoDpDKTc01rpDAH9dkjnSiRKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )