UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bZkx7UXhe9kA9uBf+/JrNWBsnmdowbJrlIIUTH9JELE=' 
WHERE 
  key_id = '851aaad0ccaf16a924208f43bb9af297ddc631bddacf60cadfd96d5d5a81b13a' 
  AND (
    token = 'bZkx7UXhe9kA9uBf+/JrNWBsnmdowbJrlIIUTH9JELE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )