UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SAnEaTkx8fY92WFIIS4rN/Z8NVUouWsvLLgDKyx4bZ0=' 
WHERE 
  key_id = '8549245e7086084e304a1c06a241c248b40a79a69cd197cb6108af770029048f' 
  AND (
    token = 'SAnEaTkx8fY92WFIIS4rN/Z8NVUouWsvLLgDKyx4bZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )