UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '273iM68ftNKYU0cEGbNIKaswAz6ctEIvasQXZNJDSkE=' 
WHERE 
  key_id = '23374751a6f39d922601a7f95378788a02ca8b5af88749c9eada07b52cc141b0' 
  AND (
    token = '273iM68ftNKYU0cEGbNIKaswAz6ctEIvasQXZNJDSkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )