UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zL7+YM4QSnopV9NCjbcsJtRPl9dmllH5sB8PqlBVqpg=' 
WHERE 
  key_id = '2b40f78cd6f9a5a4a56eebabe39a2a6bfb4620a77f3a00bd01283f74832e41f7' 
  AND (
    token = 'zL7+YM4QSnopV9NCjbcsJtRPl9dmllH5sB8PqlBVqpg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )