UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IuU6awOHvvHtTkTKtB1DPPOG45JKBVeF7W+dpi1G8JE=' 
WHERE 
  key_id = '420500ca38670ddea43421f022147c9dd0010eaabb55b74c27d9579f1a082fe0' 
  AND (
    token = 'IuU6awOHvvHtTkTKtB1DPPOG45JKBVeF7W+dpi1G8JE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )