UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NVE3XtEVvkYrPHAS6N7oHJI8qjrOTpPda6oOqdXRoo=' 
WHERE 
  key_id = 'c6736105f95cf8428b1efc7809479b3fb3f051060718cbea53b899ac45ebf1d2' 
  AND (
    token = '6NVE3XtEVvkYrPHAS6N7oHJI8qjrOTpPda6oOqdXRoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )