UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u74jQm62J5y3oaR5S1FDIcAqdTqNCTjw2lPAtYlNGSs=' 
WHERE 
  key_id = '3fe3a3e071604d125e9f082732ff73bbb8b60ac4750a0e5d1955ff436bdd0fc5' 
  AND (
    token = 'u74jQm62J5y3oaR5S1FDIcAqdTqNCTjw2lPAtYlNGSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )