UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VR6ivpyK4z3TyGQmSHOsmNkY2zByByvNm9H6qSj8rBU=' 
WHERE 
  key_id = '91a0831771c6fbcd269aee023ddd7fdbd81e9ea9471d9ee836a94c56dc69715e' 
  AND (
    token = 'VR6ivpyK4z3TyGQmSHOsmNkY2zByByvNm9H6qSj8rBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )