UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V95L1xXlRj12ug05D5B2ccoY9Zz6OFZEIiUYs5ytuhU=' 
WHERE 
  key_id = '41921c24796cf798cb410e3b293d9442b86844a38a4ee950c7e3ccf297d6de30' 
  AND (
    token = 'V95L1xXlRj12ug05D5B2ccoY9Zz6OFZEIiUYs5ytuhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )