UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KuKlFPTPuX3yFM0Iz8OtJyZkUTXop81liCst9piGsJE=' 
WHERE 
  key_id = '991990babb01dd5ab4fd9245985f1d3038100c290679bb05a0da1836b3fac9d5' 
  AND (
    token = 'KuKlFPTPuX3yFM0Iz8OtJyZkUTXop81liCst9piGsJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )