UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fr1kUt/iaiLKA97xNKYMDfE2s5lYV9IpWTFdBmAMgnc=' 
WHERE 
  key_id = '3e13491a255c72f710dbd9c03a43615bcc541fa904be7f1d5a8708c4b5cc683b' 
  AND (
    token = 'fr1kUt/iaiLKA97xNKYMDfE2s5lYV9IpWTFdBmAMgnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )