UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZeWitEFi08SC3QoNoY2KfVWJ62ftl4tqOE5m5NnerE8=' 
WHERE 
  key_id = '81d263461e9bf7293e6a6dad55da9449d6c3b42e24d9efed40433eb1d60a7e1f' 
  AND (
    token = 'ZeWitEFi08SC3QoNoY2KfVWJ62ftl4tqOE5m5NnerE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )