UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUfvB8S6vYKpWY29Qd/kU1qxfIeFgPg7qCIhOGAIjtk=' 
WHERE 
  key_id = '5d515cf6979066f9a5edfd70cdafe3423ec3bd09161e6192c92b0e3804cf6c87' 
  AND (
    token = 'mUfvB8S6vYKpWY29Qd/kU1qxfIeFgPg7qCIhOGAIjtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )