UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mzv+ICIvjJUHdxUpKtb9Gm7u9UtYAR6Chdm1c1H+LMM=' 
WHERE 
  key_id = '605a5e35a84de4385cbdfc2da81edca65696757e0546c809d993169e4b11dc14' 
  AND (
    token = 'Mzv+ICIvjJUHdxUpKtb9Gm7u9UtYAR6Chdm1c1H+LMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00018