UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ajTjyuEWru0oZZUfhSUwtjGn0pz5sehQhEEWEsS4AZY=' 
WHERE 
  key_id = '36c181c54d9a5731661ade7e6e0bafad001439f655878f3bb71db9214eb852f3' 
  AND (
    token = 'ajTjyuEWru0oZZUfhSUwtjGn0pz5sehQhEEWEsS4AZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )