UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+6QF17sgYwZiEjYnexOm1f7mkFy+b5+JggrpxZwA3uo=' 
WHERE 
  key_id = '12d66ad64098f6b7963f431400a5ba8b8b40de29950c84e33aa0f32dd38e8d8c' 
  AND (
    token = '+6QF17sgYwZiEjYnexOm1f7mkFy+b5+JggrpxZwA3uo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )