UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fgwuS7GpOo+7F2eNrz+AFQgC6PlvlsjSQFVzdnQm5zE=' 
WHERE 
  key_id = '50d81bd8314ecff28681940f681c0c27048d2bfd11ad2a6fed22d988c3def0b3' 
  AND (
    token = 'fgwuS7GpOo+7F2eNrz+AFQgC6PlvlsjSQFVzdnQm5zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )