UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPz6PhASSWHbll3DewZtX3BZuTIv3SGRMWGhE0jPlTc=' 
WHERE 
  key_id = '0f1774ae6dbc4c57c7bdb0c75332d7944c1a50a090a040199cfd763f66191368' 
  AND (
    token = 'PPz6PhASSWHbll3DewZtX3BZuTIv3SGRMWGhE0jPlTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )