UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E8btyW6iASuaduaMcCCqg4Yj9GBSzHAx4j6375EU5sc=' 
WHERE 
  key_id = 'cf74a298ad7eb6e495bd0570d23c357f7948327eceea496634c5d3f0558a47fb' 
  AND (
    token = 'E8btyW6iASuaduaMcCCqg4Yj9GBSzHAx4j6375EU5sc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )