UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TMbxBjImxrfP2fDrDhvXk0ljo5zYXrLGghKw5vbRaOs=' 
WHERE 
  key_id = 'bc3f169372dbdcac2a81bbe115883646f2392e0e7a9fcb67895299ef1324e606' 
  AND (
    token = 'TMbxBjImxrfP2fDrDhvXk0ljo5zYXrLGghKw5vbRaOs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )