UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pvYu9FwBVaZG46oHBNSHW3ZnVXALj+HXFXjTl5RGU54=' 
WHERE 
  key_id = '93170b6b309ef3f53d59a382a7ed66ae6ed214e9cc2b1af348a5897e501ec9e7' 
  AND (
    token = 'pvYu9FwBVaZG46oHBNSHW3ZnVXALj+HXFXjTl5RGU54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )