UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ar21N751GHu3/jUU0aX6mtkbNOlZoCNIp1yqQmfpJwg=' 
WHERE 
  key_id = '919a75080ce12c2a2e6cbb6764eb396d227442b2b95c823b3bf7c879bd497efc' 
  AND (
    token = 'Ar21N751GHu3/jUU0aX6mtkbNOlZoCNIp1yqQmfpJwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )