UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6q1H6eGBhCyZslt72APWb4lvNhDeYiZqvrmO4ObMkhk=' 
WHERE 
  key_id = 'a534cbeadd44dbcc69b72834c676f595559cb301a1352006afe8d2d3f8150736' 
  AND (
    token = '6q1H6eGBhCyZslt72APWb4lvNhDeYiZqvrmO4ObMkhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )