UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M4kwwGs2JWmNisOgGRxNWBGlxv2oYete6n8qKSfukiE=' 
WHERE 
  key_id = '2dfe6adc8e87f5d2df5624eeb1f8466726de92b288916e6416c4d14a82a4c642' 
  AND (
    token = 'M4kwwGs2JWmNisOgGRxNWBGlxv2oYete6n8qKSfukiE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )