UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4sW7YiWJx0+1Bl3cnP6mWVpVc4gxI53o+rdWlP35Iqw=' 
WHERE 
  key_id = '81499cb005ad78c3fb49ed639f231b78681b794a193ba3fd296b46b955a46f08' 
  AND (
    token = '4sW7YiWJx0+1Bl3cnP6mWVpVc4gxI53o+rdWlP35Iqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )