UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u837afz2Zy9N13iN3U5E/kGQznMjBo/xSjpOx0Ezr7I=' 
WHERE 
  key_id = '157643dcf872b51f1c3d736b6fb96d4e9b4839b20dac706d0b1fed246c3eec12' 
  AND (
    token = 'u837afz2Zy9N13iN3U5E/kGQznMjBo/xSjpOx0Ezr7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )