UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cwqc8TgqtzAyw89p352eQKw21dJic6uRhgbi24BH/NU=' 
WHERE 
  key_id = '0a5a83e5ac3b2a1365d2f7714b7d22b0e8db3cab0545e4e0a7df774752f4f71e' 
  AND (
    token = 'cwqc8TgqtzAyw89p352eQKw21dJic6uRhgbi24BH/NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )