UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0R01/thiWSmZ23ZHwy+ATouFNjQ12q+xWBV0HbIJ9s=' 
WHERE 
  key_id = '3a39eaea33dc2bcb3f88c5a9876575d8861d945380ea0f987f08a3a2cac76f2d' 
  AND (
    token = 't0R01/thiWSmZ23ZHwy+ATouFNjQ12q+xWBV0HbIJ9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )