UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+4mkP/jqLwTFKQ9Yc9WePxcKfK8APJdefRS1clfFK08=' 
WHERE 
  key_id = '8334c25376656e1898623c96decc7c0d9451330d044b620844e4da2811e4aae8' 
  AND (
    token = '+4mkP/jqLwTFKQ9Yc9WePxcKfK8APJdefRS1clfFK08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )