UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FvFR5GHJcGbaa+HiuTtqoofYQ+U295UE8R3QtVDqCIA=' 
WHERE 
  key_id = '7ad1c57fec1a9252a17e5e497b332c991f1518f55ca9dbdada274ebcd245dc5e' 
  AND (
    token = 'FvFR5GHJcGbaa+HiuTtqoofYQ+U295UE8R3QtVDqCIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )