UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ddrx7KXV0RoBUUvM1mTVJMMhf7ITFtHstp9t7G6W1po=' 
WHERE 
  key_id = '8d75a06924a0e509713229af8977a2fd56f090cc1f52b388773375edc56054bb' 
  AND (
    token = 'ddrx7KXV0RoBUUvM1mTVJMMhf7ITFtHstp9t7G6W1po=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )