UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+IR5JYnI/qTLdhqqNmiHhiSROnwKCqLUhz7rFY5y/M=' 
WHERE 
  key_id = 'c240864e0705ba3eba34066c0d6d15820b7897d6e4e7b2fc7128edc388ad6ece' 
  AND (
    token = 't+IR5JYnI/qTLdhqqNmiHhiSROnwKCqLUhz7rFY5y/M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00019