UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1/5T1ovMtLdPW2gtBJnPI1mlhkCnnFrpr8yd48KbhBw=' 
WHERE 
  key_id = '321f7b2487f2a8589de0d64b64c61033b0b8db4bd90f8d95e875e7f1a4adbd1d' 
  AND (
    token = '1/5T1ovMtLdPW2gtBJnPI1mlhkCnnFrpr8yd48KbhBw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )