UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '49k83XGEpNpuahCNWMkjSnbSTc0sCumsBjvWbc80hCY=' 
WHERE 
  key_id = '814edb918353ff44e31efdf9fd92642618b4ed3b94b5a7d90c13c36461fe2623' 
  AND (
    token = '49k83XGEpNpuahCNWMkjSnbSTc0sCumsBjvWbc80hCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )