UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'alCSevBXkzHDXVSuza/GIKeIiHQ5KynsCe+n9k0casg=' 
WHERE 
  key_id = '6cfd373208e9eed6d862aba1151716d787ed2e64a89d86cf745ea791442480b9' 
  AND (
    token = 'alCSevBXkzHDXVSuza/GIKeIiHQ5KynsCe+n9k0casg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )