UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uh6eSu9dU6Kqf3vEMybNtKca/UE+GF1u1QOqM+J3Adk=' 
WHERE 
  key_id = 'd68e7861ff8928f9f77a706cdbc533892fcd533aa469601cf3ca3657beb46510' 
  AND (
    token = 'Uh6eSu9dU6Kqf3vEMybNtKca/UE+GF1u1QOqM+J3Adk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )