UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zi2jNVHL17wtk+diyMQu9IEPSqYIr+5F/BIKbjvPENQ=' 
WHERE 
  key_id = '4ba2d8069ccad812696410a6d8ef1b5c5a529d8e2d6c94ede454c1015e865398' 
  AND (
    token = 'Zi2jNVHL17wtk+diyMQu9IEPSqYIr+5F/BIKbjvPENQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )