UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FnwaMCnk9e4ZmOldAw4tQSICbGJXCer87z1jD31CF98=' 
WHERE 
  key_id = 'cadc802d8802e6cc7094804a25964eb6ce7d56f089fba7ad728a3d6251d7f145' 
  AND (
    token = 'FnwaMCnk9e4ZmOldAw4tQSICbGJXCer87z1jD31CF98=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021