UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zji20HGwOgGvDlDx5XRX39Fj+lIyz7GcPb1reSa7mmc=' 
WHERE 
  key_id = '1c12e09d03f0cde53853a71b6718426bccf3a2d8c9747a7601900a1a9cc230c6' 
  AND (
    token = 'Zji20HGwOgGvDlDx5XRX39Fj+lIyz7GcPb1reSa7mmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )