UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EzZdKdq7j0Fpd7W+SQVvdqR4ah5ldz308E7CgdABgyU=' 
WHERE 
  key_id = 'c2c76ad4a445efb555f880f02fecebad6c51541d97b482f59a3342269ea8ccd9' 
  AND (
    token = 'EzZdKdq7j0Fpd7W+SQVvdqR4ah5ldz308E7CgdABgyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )