UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZGq+d+0VZimtAVLoUgqz547X5+yK+t3+FARjjzwQKdk=' 
WHERE 
  key_id = '0613c4697245645b4bf09eadae046131d7cc7dc250f008af32045661e3a14fac' 
  AND (
    token = 'ZGq+d+0VZimtAVLoUgqz547X5+yK+t3+FARjjzwQKdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )