UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kNGfmw1Bj+4fJMm0UDlWREe7T1tjmased6Ltm5XEnYk=' 
WHERE 
  key_id = '535efe936b837271ea26a929e2532f68a33523b121bd85582c21f3d3bd20445f' 
  AND (
    token = 'kNGfmw1Bj+4fJMm0UDlWREe7T1tjmased6Ltm5XEnYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )