UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0tXCiWEdM6RYzmIGKn6bGhQamOcLLydmRhPEfFQ/ns=' 
WHERE 
  key_id = 'dc978b3c72bfc367e4c836334e28b165c48d6dd81be7860d49596ecfd654c56f' 
  AND (
    token = 't0tXCiWEdM6RYzmIGKn6bGhQamOcLLydmRhPEfFQ/ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )