UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IcjG1l5y62oDo+hhw2p64cjNi2VlwIxmvrRtlqRc4yE=' 
WHERE 
  key_id = '94eaa4d21f220cfa46270090a5841b4414ba22ae026e15ea3a68155db0caf1f6' 
  AND (
    token = 'IcjG1l5y62oDo+hhw2p64cjNi2VlwIxmvrRtlqRc4yE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )