UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kIZz31hgEyaHxnwxaUKT3LvPqjbe+bFNSZPQdGauo7Q=' 
WHERE 
  key_id = '4d2bd99cc9c14d4b1f14e1f8dbddf6bbf330891962f36c3f97db811e530ed258' 
  AND (
    token = 'kIZz31hgEyaHxnwxaUKT3LvPqjbe+bFNSZPQdGauo7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )