UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uVWR8BMfueDZzu6eXjClqCBK8BPhWrH/R9+7A+bznaE=' 
WHERE 
  key_id = '6b8e1de94a60e00029f7b33cbac3fa6ec89b7b94568edd99d63d16eccf060e19' 
  AND (
    token = 'uVWR8BMfueDZzu6eXjClqCBK8BPhWrH/R9+7A+bznaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )