UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zt5fzNSBcz/5c0UqlbadqlMRGZ6txWFYZoqtOUUCsFI=' 
WHERE 
  key_id = '2c184df2aa8ef4f9d3da8fde091fdb65aae1cc9c7c9eb6a5f30f26180be232b6' 
  AND (
    token = 'Zt5fzNSBcz/5c0UqlbadqlMRGZ6txWFYZoqtOUUCsFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )