UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BLnSd0228QDNEtTMa1kryPRu+ZanRwU/NVit0j0rrjs=' 
WHERE 
  key_id = '027c0c1e854b31a38970974c6e2446a153e698c56de444548eb8d5d3d4df0255' 
  AND (
    token = 'BLnSd0228QDNEtTMa1kryPRu+ZanRwU/NVit0j0rrjs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )