UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kn/YpZjB4OC6B9UYClsyRyyV0S9M2OBnIzUDEnQgXyQ=' 
WHERE 
  key_id = '40fc008ab364d9b83022be7f7a1d05c438965cedf15f0636ba5015182a7d29f1' 
  AND (
    token = 'kn/YpZjB4OC6B9UYClsyRyyV0S9M2OBnIzUDEnQgXyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )