UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ywh1fo0/RzteqzqfLGmyKaqKotcYy0oNozGKIk7dwak=' 
WHERE 
  key_id = '520b9f65fbca2329c39705142a5442f29dae4d75dda4932360a25046584825bd' 
  AND (
    token = 'ywh1fo0/RzteqzqfLGmyKaqKotcYy0oNozGKIk7dwak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )