UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+4fX6zp3HRraVIGJ2I4o9Hlcs7ZMIjGAlw47jsDQ090=' 
WHERE 
  key_id = '8491171eea105d558f1690b7424712677499c6c99dc3d2c2e68d68a9b497765c' 
  AND (
    token = '+4fX6zp3HRraVIGJ2I4o9Hlcs7ZMIjGAlw47jsDQ090=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )