UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g306qeiNdrjJm+WqwPaw2IHcbJletUA8Mh7ljGa+D+Q=' 
WHERE 
  key_id = '16a562920988c2f3bf241e215cc85b1b7cea2fd5c0552bfd5fa04bc9440ab58f' 
  AND (
    token = 'g306qeiNdrjJm+WqwPaw2IHcbJletUA8Mh7ljGa+D+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )