UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dFGCjYmJlMxwoLSJ2gAAdhucsJCFPLafWFL0IzkWDHU=' 
WHERE 
  key_id = '50519e0d376478a774f4abc727585670b0474d7f4a4528ba9e570b44ff04d1b4' 
  AND (
    token = 'dFGCjYmJlMxwoLSJ2gAAdhucsJCFPLafWFL0IzkWDHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )