UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/1/EUZwAGfqwd3APamJ3Fd7jiKRWIHA9xrb5/Zb1HgA=' 
WHERE 
  key_id = 'f813ec72624efe8dc05f53bea48684a5da8e2a6162f9dabffea022ecc3a98339' 
  AND (
    token = '/1/EUZwAGfqwd3APamJ3Fd7jiKRWIHA9xrb5/Zb1HgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025