UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlkX+nJtbD34ADHKYPQO8erUX8BX6rngMivI/gAFW2s=' 
WHERE 
  key_id = '838a4a09c67eada1682b00e9044999b5750e478c1a15776c331623329191b4c8' 
  AND (
    token = 'MlkX+nJtbD34ADHKYPQO8erUX8BX6rngMivI/gAFW2s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )