UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'meTNjsERN4ePKacH5wPLtsWwbA163u0D0TW30KYLr0w=' 
WHERE 
  key_id = '91bc5c41a1eb560825436109dee1c8ecf563b90244cf59481def6c342f4920fb' 
  AND (
    token = 'meTNjsERN4ePKacH5wPLtsWwbA163u0D0TW30KYLr0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )