UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/F2GLMc7fftalW3Zmyw0DGTTilpUVRtZv6ZJpjREovk=' 
WHERE 
  key_id = '9f6a479532d7d5aa57e89d2af104863748254a701162c754f9db5d3a89802f47' 
  AND (
    token = '/F2GLMc7fftalW3Zmyw0DGTTilpUVRtZv6ZJpjREovk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )