UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4tl7eMBhakbJW9rMW7YCGR9a4ZYc5iuixLYCnfN4WvA=' 
WHERE 
  key_id = '19fa172497c764c8b418db5985075be4540d0ee2cdf4f39b25719ce9d2f6541f' 
  AND (
    token = '4tl7eMBhakbJW9rMW7YCGR9a4ZYc5iuixLYCnfN4WvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )