UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Biqp6Mq7b8Y7D1ixb2abfWVw5wPO68UdfsCI0TH5V7E=' 
WHERE 
  key_id = '2608b459cd70e310b81e3ff98eefcaabbc62802b46666f7a039165f401aeadae' 
  AND (
    token = 'Biqp6Mq7b8Y7D1ixb2abfWVw5wPO68UdfsCI0TH5V7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )