UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'myZLBh9hp+pU6yef66YOrmBoeuB8BntHI/5wKGIHxyA=' 
WHERE 
  key_id = '2338e35579bc7ed4a0b593a1687f5c00c7d90878b9860d49f69cb98d67f7e9d6' 
  AND (
    token = 'myZLBh9hp+pU6yef66YOrmBoeuB8BntHI/5wKGIHxyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )