UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mtp8XGuJWq+aikEjyYv596cHTa0zni0J151UHAgkOb0=' 
WHERE 
  key_id = '83559cebba738587f85ed3221ef2af9979976b5feaf3fecc71a0e383947a3ec6' 
  AND (
    token = 'Mtp8XGuJWq+aikEjyYv596cHTa0zni0J151UHAgkOb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )