UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bWai+sVMBkwrvXx1/RIlsgSAaebSjLjbRNf+lXG/GjY=' 
WHERE 
  key_id = '1593d7432a8075a57a75f3bbade6fd7a079a65c482983169897db044fd949561' 
  AND (
    token = 'bWai+sVMBkwrvXx1/RIlsgSAaebSjLjbRNf+lXG/GjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )