UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7Er7LmQy/A/6PdBOwRT6HKvvMu7F3hmO1rSSzYCS0I=' 
WHERE 
  key_id = '4a84f54ab922b99918efce9409d975e6d95e462bb49464d38923100e0e3dc25b' 
  AND (
    token = 'r7Er7LmQy/A/6PdBOwRT6HKvvMu7F3hmO1rSSzYCS0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )