UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nPW8ZFWUDco9GsNQIfmZwSA/piEakOtazUa/2QwChg=' 
WHERE 
  key_id = '1d15593dfef9f05e02b1013ea951829cbbf9d089465f172ca3606df0d1c5110a' 
  AND (
    token = '6nPW8ZFWUDco9GsNQIfmZwSA/piEakOtazUa/2QwChg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )