UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yghs7tcyPYsfA6FOjbAVUuw0IO3K3AD4QfARlFVj/DU=' 
WHERE 
  key_id = '40f44d976ec225fab669090f0e77118045dcfa9938685a5dc6051267c34890f8' 
  AND (
    token = 'Yghs7tcyPYsfA6FOjbAVUuw0IO3K3AD4QfARlFVj/DU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )