UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ymcA1+sOx3jDHYGX42w4XxVRQu+6/i3/GRbHyM/s+a4=' 
WHERE 
  key_id = '8e9648a8ffa71c739bf0fa776ba35e128839983b5453313cc573cf73d91ebb35' 
  AND (
    token = 'ymcA1+sOx3jDHYGX42w4XxVRQu+6/i3/GRbHyM/s+a4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )