UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PzxGZATBnwJO66V/UbESTZg5TwPYqhg6JIy6g7EQjXs=' 
WHERE 
  key_id = '6a6f65340ab105510b9df09e76d2d1b2b75e30e9a2820883ab1428d23ff38c4c' 
  AND (
    token = 'PzxGZATBnwJO66V/UbESTZg5TwPYqhg6JIy6g7EQjXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )