UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd9zun/G0iRb78b+UQJVC9Hs4zrSlrMB+ZY31OyhzTvE=' 
WHERE 
  key_id = 'b58b8efd69357b382a50120ed212cbd6170faab7358fca55e03afc1fdd3b5f08' 
  AND (
    token = 'd9zun/G0iRb78b+UQJVC9Hs4zrSlrMB+ZY31OyhzTvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025