UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dh2N4JK0aViEuZNaUWPHDi58gOf30EfmZshwqvleSYg=' 
WHERE 
  key_id = '2e671c13463f7082fb8d42eb8393f2768612cd753b80637d4a19f7f92ce3b6e0' 
  AND (
    token = 'dh2N4JK0aViEuZNaUWPHDi58gOf30EfmZshwqvleSYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )