UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AR4W7xFnD02ytxL/tTRJPDEmjmMjSumnoWUoJF5PtVo=' 
WHERE 
  key_id = '87983ad5c8173b9a62d5c2ff6f82e94e2f7f09801a1c3ae68d07ae2a5bf7c109' 
  AND (
    token = 'AR4W7xFnD02ytxL/tTRJPDEmjmMjSumnoWUoJF5PtVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )