UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zj6x/fqe8V1nSpvn11pEUfMpye/Kv5RK0wzhUims0m8=' 
WHERE 
  key_id = '1545e052d79c1ad21f207e882543c96dd2034603827d841d5609817a7c898388' 
  AND (
    token = 'Zj6x/fqe8V1nSpvn11pEUfMpye/Kv5RK0wzhUims0m8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )