UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wMej4OSySMrMK21Dyz+mAPOaeBAXMzz8uTzDH6byCds=' 
WHERE 
  key_id = '937c2c1e21b0c5b71f37e286d6c2d7cf685bf1a6ed929be678d94c4730871114' 
  AND (
    token = 'wMej4OSySMrMK21Dyz+mAPOaeBAXMzz8uTzDH6byCds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )