UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwa29kiySgV/MMvumU94HoWIODsi8Zsu7COuq4Dnu+k=' 
WHERE 
  key_id = '106e27a5717289222bf8b728512e565f3ffaca7a5e32124433ecdcef4b12e6a9' 
  AND (
    token = 'kwa29kiySgV/MMvumU94HoWIODsi8Zsu7COuq4Dnu+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )