UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dyydw9RGEdtnrQrJHJL2dVCf4j69DOQwWwEspAy/uoE=' 
WHERE 
  key_id = 'a795d53f2299e9049ad0a0c231fb3499889465856e0057b5547969302bc9bbbd' 
  AND (
    token = 'Dyydw9RGEdtnrQrJHJL2dVCf4j69DOQwWwEspAy/uoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )