UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dW9ElCpmiNfQg9fQydCkvOd6HyxQs3GAdO0UhzG/vpM=' 
WHERE 
  key_id = '7966974cdc2c8d5a945fba053ffd7645ad6518c5a266b06372307b9eed0c0969' 
  AND (
    token = 'dW9ElCpmiNfQg9fQydCkvOd6HyxQs3GAdO0UhzG/vpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )