UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rva7+eIqwPmGIDzQl41TBEBq0KbGIOwDs/f7eRNYXus=' 
WHERE 
  key_id = '1624b2233fcf6f827beec8bddfe852be25c61502b253c2983d1920a133d5a208' 
  AND (
    token = 'Rva7+eIqwPmGIDzQl41TBEBq0KbGIOwDs/f7eRNYXus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )