UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lXt1w8vQmZshKqrIOFSnWqvD7plUc8Do3wn6Vuh6NwM=' 
WHERE 
  key_id = 'bf6486b0fe326b57e8fc94b1f2d6d1c2022281d278d851c557b3c1357779bae5' 
  AND (
    token = 'lXt1w8vQmZshKqrIOFSnWqvD7plUc8Do3wn6Vuh6NwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )