UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p9HbFt6tys+amxOKj6ZfetH4Kz/y6ZPa6HmnpdhZOuE=' 
WHERE 
  key_id = 'f9a2cc401f926382404a2ae1d0261a4c60978619583619af00472275f213e155' 
  AND (
    token = 'p9HbFt6tys+amxOKj6ZfetH4Kz/y6ZPa6HmnpdhZOuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038