UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bxaC9sZcQXbx31i4gdiQpa/rb5KhhprRn3Bixrodv30=' 
WHERE 
  key_id = '52b34a3a089e7f726002173086fc97fdce60219d4de88655a85811fbb85dde2a' 
  AND (
    token = 'bxaC9sZcQXbx31i4gdiQpa/rb5KhhprRn3Bixrodv30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )