UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ym7JDlU93VrA8m0YSx76wPxtM7QjCCTnUANgkslcSz0=' 
WHERE 
  key_id = '5a5d6bf8b893c3d32176e02bf4a7fedc0bec634e858aac868ea8d74fa4216261' 
  AND (
    token = 'ym7JDlU93VrA8m0YSx76wPxtM7QjCCTnUANgkslcSz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )