UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ddVzk5gnPH0yqVRD1+IMmxcCDz2lvPQUktbrfoD7ZI=' 
WHERE 
  key_id = '9d8bb40dde666038fc38c6af7596b38a0e3f6c590e5b0a6226b0351f464aa0ab' 
  AND (
    token = '/ddVzk5gnPH0yqVRD1+IMmxcCDz2lvPQUktbrfoD7ZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )