UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R/+LCt8sgh4VHEZzg96lp9+yBTl6vzuJjjuHtav4M1U=' 
WHERE 
  key_id = '794daf0161c445e5b2f006ef4e2ae71332ef67957bfbf41e491aa81d9b20671a' 
  AND (
    token = 'R/+LCt8sgh4VHEZzg96lp9+yBTl6vzuJjjuHtav4M1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )