UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhyHChbHaQUiaHkbxw3ljftJVA4gVXE05/Wv0BDEb04=' 
WHERE 
  key_id = '34c686679d963edc7a6518cf690cb0c04f0585faf28e206ccade6e5c8a391793' 
  AND (
    token = 'mhyHChbHaQUiaHkbxw3ljftJVA4gVXE05/Wv0BDEb04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )