UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nL2biz36wJt4x/s/zxEyTdmWu7849M+ARGT9ZbyUqRY=' 
WHERE 
  key_id = 'b6edce509395662a2c6e02ec2b2bd8dbc4bb4d28133220f165e137874c749073' 
  AND (
    token = 'nL2biz36wJt4x/s/zxEyTdmWu7849M+ARGT9ZbyUqRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )