UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nad9C9Cp3VMITmY7MkVGDRFUT3+oFe8J+/MIa3DisLg=' 
WHERE 
  key_id = '7ab5c30b2bad80a1bbc4e15967f7bc27f1838870e27c29ec12a53b6ddbaa3c29' 
  AND (
    token = 'Nad9C9Cp3VMITmY7MkVGDRFUT3+oFe8J+/MIa3DisLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )