UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cb8XsmOAfQH0iEm/v+VBYGSSDYvgne4nNoVIOikrEA4=' 
WHERE 
  key_id = '918f6f61e4901175301fa2d90d84a1a5d136682e8ca5a7f579cce782aa826371' 
  AND (
    token = 'Cb8XsmOAfQH0iEm/v+VBYGSSDYvgne4nNoVIOikrEA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )