UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PHrH5z9vCBfdxLQ96GojONsjQbQo517CK2jAhEdQAzg=' 
WHERE 
  key_id = '42350b0866b8e50c31e7854b352dac8f14c2f572609200ab54b888545032aa2c' 
  AND (
    token = 'PHrH5z9vCBfdxLQ96GojONsjQbQo517CK2jAhEdQAzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )