UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7E/QekCY0XJlq4zc0CnrNNsmTddVnx/A6dnvarzm35s=' 
WHERE 
  key_id = '8a3f7f536c42918025d25731ca545a907a45d206bb034e404b99294c78eb1d58' 
  AND (
    token = '7E/QekCY0XJlq4zc0CnrNNsmTddVnx/A6dnvarzm35s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )