UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HA0MUmoNmnuz06/+UX8C1Cy2FvaMPKT9W85b0g0dAa8=' 
WHERE 
  key_id = '66140a5efa953d43c95836b34aaf125c8c876682e2005dab33b19d8107f27c77' 
  AND (
    token = 'HA0MUmoNmnuz06/+UX8C1Cy2FvaMPKT9W85b0g0dAa8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )