UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z0za2F5F+f1kWrhtWuM6djThrCfv4cSe+FwXbNI/eeI=' 
WHERE 
  key_id = '7db6e94f16d288f8880c0bef9e6144946b89611c5e9eab322b53d7597961dfa9' 
  AND (
    token = 'Z0za2F5F+f1kWrhtWuM6djThrCfv4cSe+FwXbNI/eeI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )