UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x7v6qbcU93lVD5o31NhU+NpRaIjKGnVL/73nVJgX9Gs=' 
WHERE 
  key_id = 'b481687f0cd6a09802fafc956670c39ecf7198662786d47dcef16ca881d8a80e' 
  AND (
    token = 'x7v6qbcU93lVD5o31NhU+NpRaIjKGnVL/73nVJgX9Gs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )