UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BvolKDj3eW6zArKf/ZEI5drcW46TVtk0ZkozY2InZGE=' 
WHERE 
  key_id = '34908b8b341a07a668b7b0bdb592fd1e5230f9c6b1ed1033af685c84d17b3529' 
  AND (
    token = 'BvolKDj3eW6zArKf/ZEI5drcW46TVtk0ZkozY2InZGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )