UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a5CSWIessMYY4cy8SCG6OWcXozVmcjtWxfz4tBK8ikc=' 
WHERE 
  key_id = '6da240e09afcae8537cc2202f3d0041acfce1323ca7a6ff9c6820e95c3a089b1' 
  AND (
    token = 'a5CSWIessMYY4cy8SCG6OWcXozVmcjtWxfz4tBK8ikc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )