UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wlayW3NpQxd6PzKHt/Z73q6mf0LqEAmzxJemD1uEW2E=' 
WHERE 
  key_id = 'a923aac939139afea542f5e325e25184b623a5a2e11654ed82a778372bfbced9' 
  AND (
    token = 'wlayW3NpQxd6PzKHt/Z73q6mf0LqEAmzxJemD1uEW2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )