UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7tuB+95brK8CqrAs//5uEf6gTWRqt+49CEiAMUo4RM0=' 
WHERE 
  key_id = '50b4c1e4968a065fdb9f1959fe2f2af1ad635c7c9b31eac9e6f61ef9364604a8' 
  AND (
    token = '7tuB+95brK8CqrAs//5uEf6gTWRqt+49CEiAMUo4RM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )