UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KM8StwxRp6yMn8M0P7UWo5I5b8KAXB04NIcxcV9MeSc=' 
WHERE 
  key_id = '7dc240894b5a341e755ac1e35f578f322c25aeb277ac343e76327687687751ed' 
  AND (
    token = 'KM8StwxRp6yMn8M0P7UWo5I5b8KAXB04NIcxcV9MeSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )