UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zu9u/XrD2KpbzaNpvsS7pVjDuSofuQ3GSK4t8I0uOn8=' 
WHERE 
  key_id = 'a4eca9f915314a413d993c3f55b35e85c2d6e1bf5d8a7bea637cc7f526b2679c' 
  AND (
    token = 'Zu9u/XrD2KpbzaNpvsS7pVjDuSofuQ3GSK4t8I0uOn8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )