UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6GTbJkaKqfqpi5XFqlVzINj8SjldDAMe1cDyORZoc+c=' 
WHERE 
  key_id = 'c81cb20d682c3e5dd06141dc06c779c7184c2ca1e00b7b286e739cc6ef991e36' 
  AND (
    token = '6GTbJkaKqfqpi5XFqlVzINj8SjldDAMe1cDyORZoc+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )