UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6oPqoba3Xye/IeZO4sO6ZtmZ0bs2glrJyAIl9/FOh4=' 
WHERE 
  key_id = '73526f4e35fe4117ef88b7cf5e372f999327bd2764526045975fb588aa7e1123' 
  AND (
    token = 'Q6oPqoba3Xye/IeZO4sO6ZtmZ0bs2glrJyAIl9/FOh4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )