UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6EZzMhl8sVkNSWwpg0IUqsW2suBxhMWDSSVIlVI/cA=' 
WHERE 
  key_id = 'ea4589d385c1236ef10d1abc7fa8421b20c590144c755120f7a0b3de64ad2a99' 
  AND (
    token = 'Q6EZzMhl8sVkNSWwpg0IUqsW2suBxhMWDSSVIlVI/cA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )