UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B4e7UU/F4TvUGV2Il6ANtCr7JRCUhA2pojYAap//lcQ=' 
WHERE 
  key_id = 'ae2638b71dc942e19ed8996cda0982e1cddc13a3b64f8f4ff074f7b4634337d8' 
  AND (
    token = 'B4e7UU/F4TvUGV2Il6ANtCr7JRCUhA2pojYAap//lcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )