UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/76S/nxTARLRVlhoNwDP1GowRm/DVyBWr/8uJuLg4k=' 
WHERE 
  key_id = 'dff3f0bf17dac320a5d6ff997b0a3ddccfbfd0362be0d606c3eec06c3dac4e27' 
  AND (
    token = 'a/76S/nxTARLRVlhoNwDP1GowRm/DVyBWr/8uJuLg4k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )