UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0VUcQ0cl+uudz6biRZloW8398JuqXX65cBfvh3Vt+gg=' 
WHERE 
  key_id = 'a531d8a1621cda9092e8d8923f7adfde02900b2a0ac3609a60b16dd18062824c' 
  AND (
    token = '0VUcQ0cl+uudz6biRZloW8398JuqXX65cBfvh3Vt+gg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )