UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UlkufQEzjebQKRxGmVzkWftilaLVJbTGM1bEtuj6H5Y=' 
WHERE 
  key_id = 'e5844d3e656390918c5cd7f4eb60db2b63589617b7badec8ab18399c4609734f' 
  AND (
    token = 'UlkufQEzjebQKRxGmVzkWftilaLVJbTGM1bEtuj6H5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )