UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMT8SrGvfqsgXswQiUVZ346yjhgwf2WfJVxoU+H8vKg=' 
WHERE 
  key_id = '42d7c74ba59362ddf431f216a8eedcc43f3de64fb88db0a2cf936450aac04296' 
  AND (
    token = 'mMT8SrGvfqsgXswQiUVZ346yjhgwf2WfJVxoU+H8vKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )