UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cS0N1CNb4LBx0X23UJaWmZeoD0YBUZ3hk9+i2HzuPUM=' 
WHERE 
  key_id = '9c8921a35b7b7b6048fdd66e2a677335e796621d9960d1f32ae904eb892ee326' 
  AND (
    token = 'cS0N1CNb4LBx0X23UJaWmZeoD0YBUZ3hk9+i2HzuPUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )