UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9SZX2Duq/1Kve/fZqXOHq/hSJW6dIav1q40U4fDPW8M=' 
WHERE 
  key_id = '851eb873ef366da90442385cf78e3f587847c2d71caf9b20b81f940fe8f36ed6' 
  AND (
    token = '9SZX2Duq/1Kve/fZqXOHq/hSJW6dIav1q40U4fDPW8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )