UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eG9JYnM3MnkxdzzBxE70oMPppS+8WsNz6ny+ylqAWG0=' 
WHERE 
  key_id = '3ce563e1fc885ea890db33d96bbd9c48232223ea9abce3c00bb816c435f9b1e4' 
  AND (
    token = 'eG9JYnM3MnkxdzzBxE70oMPppS+8WsNz6ny+ylqAWG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )