UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x0E7ia8X9Pd8vvk+VwIQaQcQ/dv5CMhKJ+nYYaFENqM=' 
WHERE 
  key_id = 'd93d1eb13478afb016fd402b5063d7638bc5492895185c161c34fb9c915109ab' 
  AND (
    token = 'x0E7ia8X9Pd8vvk+VwIQaQcQ/dv5CMhKJ+nYYaFENqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )