UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jq3yWFuC23NjfFpwHxd0oTJRUmmBYQKyAit5diA/TGU=' 
WHERE 
  key_id = '2936c6583e77dd35c665a1b2302e564ccabc825a19b285499d1bb23d2e71fd48' 
  AND (
    token = 'jq3yWFuC23NjfFpwHxd0oTJRUmmBYQKyAit5diA/TGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )