UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fINfYDsJrDsJ8R0lNJfnw4ays88EjwfqgjScoRuRHOU=' 
WHERE 
  key_id = '28fc5272437ae66e6a79d328262334b8ea01e6e6403a9d8790986bf7f7b65aaa' 
  AND (
    token = 'fINfYDsJrDsJ8R0lNJfnw4ays88EjwfqgjScoRuRHOU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029