UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+In7ZE+Zk1qsZ0IFtvWJ/YgVVDrDgYEUI4fbd/JtdA=' 
WHERE 
  key_id = '92a2f6d391958eaa4cecfe2d0ad3d0cb7e8c56e759c212a8dd86c4eb585d6e00' 
  AND (
    token = 'u+In7ZE+Zk1qsZ0IFtvWJ/YgVVDrDgYEUI4fbd/JtdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )