UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLW8/L5a533+lupGF9TjEP7bgmRcwL0daEio1OeQYrg=' 
WHERE 
  key_id = 'efd839ed001c265fc2db4052ed4e398040f4d76357759b8e907815064143299d' 
  AND (
    token = 'PLW8/L5a533+lupGF9TjEP7bgmRcwL0daEio1OeQYrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )