UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5NEfCHf9WKmUv8/0nDgc5R1nDbbiju0/Pr7W+0RgdM=' 
WHERE 
  key_id = '76284bdfcb2ee058835d790c2e255e8334660ad0b9f83d6d68b0f288e8ed6697' 
  AND (
    token = 'P5NEfCHf9WKmUv8/0nDgc5R1nDbbiju0/Pr7W+0RgdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )