UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zc6q8hWEX/4qVJrKl9O2NlKJwzqyx9etOarJZncP3V4=' 
WHERE 
  key_id = '7a5a4d32b7d45179dfa60b606e316883f1afb5075a66148218d1da3dcaba1605' 
  AND (
    token = 'Zc6q8hWEX/4qVJrKl9O2NlKJwzqyx9etOarJZncP3V4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )