UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7PK8epE4YCQO5O2/M71o9DWQpgSS+WjDhhmGu37a418=' 
WHERE 
  key_id = '6f4139f78695e095838c57b5ca6a6bf68ac4e74a6eb71378092d36dff03ded98' 
  AND (
    token = '7PK8epE4YCQO5O2/M71o9DWQpgSS+WjDhhmGu37a418=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )