UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PgEvGbpXqOcGGYY6SicFebzV0IaDrimLJoYlapf1ctk=' 
WHERE 
  key_id = 'a1113b7a93210794c4057308510abfb075898a425f07e195730355263a9e06d9' 
  AND (
    token = 'PgEvGbpXqOcGGYY6SicFebzV0IaDrimLJoYlapf1ctk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )