UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/V2t0YgfFU6+vEXZlSMTCh9aIvWy5XyF+kVOBrAdnwY=' 
WHERE 
  key_id = '5a00db311a810851ed7db823fcdc83316e917f4b75cbb901f840219d72612c35' 
  AND (
    token = '/V2t0YgfFU6+vEXZlSMTCh9aIvWy5XyF+kVOBrAdnwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )