UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gawmGRZKVAuZqjydJZUD0HVEFs9JvrBK+frX7wUvIcQ=' 
WHERE 
  key_id = '6b4ec6b7cb1217e2e585ec7516042a041db07274060e88fd0a2ed87004750e2d' 
  AND (
    token = 'gawmGRZKVAuZqjydJZUD0HVEFs9JvrBK+frX7wUvIcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )