UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SKq4M3hblmSFjbTs8SSlaawtTcvUDuN/Jq6SRJHmzdI=' 
WHERE 
  key_id = '646d330850d0c038730ca425b88965a036b245486d14fe1cca0349fd6827d1fa' 
  AND (
    token = 'SKq4M3hblmSFjbTs8SSlaawtTcvUDuN/Jq6SRJHmzdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )