UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ax7a3BE/nrTsmqdpQ8cWnSR1UsssAEaaQTRjcxNFhpA=' 
WHERE 
  key_id = 'a47a7b6bc220a83ee615c78dac619a0ade5f4b9585bc2598a092070c20ee555d' 
  AND (
    token = 'ax7a3BE/nrTsmqdpQ8cWnSR1UsssAEaaQTRjcxNFhpA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )