UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUM37T79LzY6BgTFwRqISAif//ztW3+ND5/KzdbkpQg=' 
WHERE 
  key_id = 'c038a79f782a4242610cdcf597ffb495277712ad1dada15268a4808b8302c823' 
  AND (
    token = 'KUM37T79LzY6BgTFwRqISAif//ztW3+ND5/KzdbkpQg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )