UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XIA1wsuxh5FZEfZKqT+tveYmsBKMOn4L3fl80yYW2Rg=' 
WHERE 
  key_id = '21257e4c57b6c7a7c6463f9f367f95a874378a9ebb0d5e5d6066219522d39cdd' 
  AND (
    token = 'XIA1wsuxh5FZEfZKqT+tveYmsBKMOn4L3fl80yYW2Rg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )