UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUw+tOqu4ro1Z3WGih4a57uuKFJnwBO1TEsGNX+p/LI=' 
WHERE 
  key_id = '6b86ac9fa73488b07f26fe75430423f855198b016eceaca04f3a072e52e6a452' 
  AND (
    token = 'mUw+tOqu4ro1Z3WGih4a57uuKFJnwBO1TEsGNX+p/LI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )