UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QTsC6kgJT6tHADqJpGNd9nr0UwnZ2PiiDdailhvwyaE=' 
WHERE 
  key_id = 'a9ea64684da4528e6426425ae0507f3284f40bfd405790469e0a917c395f3b24' 
  AND (
    token = 'QTsC6kgJT6tHADqJpGNd9nr0UwnZ2PiiDdailhvwyaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )