UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRJ4kkcn7l8h95WPr0OOJg4AgSJQ+SVn7tRgA3ynZvc=' 
WHERE 
  key_id = '4a894c0ac3e5005e3be547faf52d792e3123162d06bd995821c799bbfeb8947c' 
  AND (
    token = 'QRJ4kkcn7l8h95WPr0OOJg4AgSJQ+SVn7tRgA3ynZvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )