UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dk6dx9jARvdOLty+R8m6PTqHFPOQxK2S0lIICGWstqM=' 
WHERE 
  key_id = '8f4162120709cebc4c5554d6b800a7cbd541af612b88a2dd499ef85804bff4bb' 
  AND (
    token = 'dk6dx9jARvdOLty+R8m6PTqHFPOQxK2S0lIICGWstqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )