UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ku254wpKSC4GATvmueqb//UbKE9bs8RCL81Cl5ho8HE=' 
WHERE 
  key_id = '30715ef4782eba6edd9866dafcaf039988fe2d37b680b6ed6cd15f37fa67b400' 
  AND (
    token = 'ku254wpKSC4GATvmueqb//UbKE9bs8RCL81Cl5ho8HE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )