UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cDjGiUWnrgAl5UuZBvc3dXAnEeGZV2fDnFDt7J0/YL0=' 
WHERE 
  key_id = '9e51b43923f3a85d327b665710c774b03539dce42a2a6c046aaf2c1423078d8b' 
  AND (
    token = 'cDjGiUWnrgAl5UuZBvc3dXAnEeGZV2fDnFDt7J0/YL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )