UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bM6FsK37dFJ6B7U4qWJHK5YR9gxc9GHriC9DeZCCAYY=' 
WHERE 
  key_id = '2b49623b8e5753f546870d412cae924a5114af51f87a765f4e388af9729f553e' 
  AND (
    token = 'bM6FsK37dFJ6B7U4qWJHK5YR9gxc9GHriC9DeZCCAYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )