UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tHYXlv/7nnyUflVn21ezyYY3qqvKNvtq3pghQgz7rJI=' 
WHERE 
  key_id = '551fdb3bd294bd2f3888959d8ce414aaef59815e4102500c5acb825f67594c1f' 
  AND (
    token = 'tHYXlv/7nnyUflVn21ezyYY3qqvKNvtq3pghQgz7rJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )