UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3sjYCGxn0XsyvFXOXR5/XThi5PM2hpc0IwnYB97OSsg=' 
WHERE 
  key_id = 'b976d227443622e1315749e35f06c57cbaf908d08737daf69e8f9180d0bac5a5' 
  AND (
    token = '3sjYCGxn0XsyvFXOXR5/XThi5PM2hpc0IwnYB97OSsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )