UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iXjstVXCxPBEtodIfp0AyoqaynSRZwNeoJnZhY6gPuY=' 
WHERE 
  key_id = '48a2be768076ffde9fca13cafcbbafd61a6edbfa162cb55a55589efaccfa24f5' 
  AND (
    token = 'iXjstVXCxPBEtodIfp0AyoqaynSRZwNeoJnZhY6gPuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )