UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gf/6PxXwjxzo5nEiQW+gg/InhnHrx/PACVEAEZ3TfVo=' 
WHERE 
  key_id = 'b9595164c4a5ff52b2ef340d61471687bb8b8672f581af3c574d5f018cc7f1b9' 
  AND (
    token = 'gf/6PxXwjxzo5nEiQW+gg/InhnHrx/PACVEAEZ3TfVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )