UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XCxbP4Ei1A0Kls8AZYCe4FtFNfjJCDdq52bK61V/UZE=' 
WHERE 
  key_id = '906670a4b306342677b06e045eb0bdd4f1b18046e90e7a390ad7898b4e06614b' 
  AND (
    token = 'XCxbP4Ei1A0Kls8AZYCe4FtFNfjJCDdq52bK61V/UZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )