UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwelLrDVJAoF8O3Meyj2nmxzOtAFSGyqoB7SRbsIyOI=' 
WHERE 
  key_id = '2ec8b921d8eeac195127b41b30eb9739d761e3c9b7d73154ebef2961ae60ee89' 
  AND (
    token = 'PwelLrDVJAoF8O3Meyj2nmxzOtAFSGyqoB7SRbsIyOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )