UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6oVEbsqBDkJWxOqYo6Wn5VF4tpYVjnNjMBy8z+wqS/8=' 
WHERE 
  key_id = '76ad8598869dc939dbfd6d45e5e214f465c75eafd38d78093125b6ec15d1b0e9' 
  AND (
    token = '6oVEbsqBDkJWxOqYo6Wn5VF4tpYVjnNjMBy8z+wqS/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )