UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '59ty0+pJAxcAyEjG7iT5R+/obuGI5UAr9gUFQQc3+B0=' 
WHERE 
  key_id = 'b5dc769aa6e43235699cc51b402f6d6249b3fb2c7e1ec78c66026834d24c59c2' 
  AND (
    token = '59ty0+pJAxcAyEjG7iT5R+/obuGI5UAr9gUFQQc3+B0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )