UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mAD5xQaaR1h0o+C0NVlzZAhTkqWnSVtFapeNuRiAOY8=' 
WHERE 
  key_id = '34e3cf27b14d14a23be517aa5a1f45afa8ecb87151d8a1366525618dc4f3bfb7' 
  AND (
    token = 'mAD5xQaaR1h0o+C0NVlzZAhTkqWnSVtFapeNuRiAOY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )