UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rt2137trTjZRakAnHSwOKf+town/ot3nQswi9AMhVbI=' 
WHERE 
  key_id = 'e6e8a9c0dbce46b54fe2fe5803492df78af12f79c871734c5c26bdf32fa9f285' 
  AND (
    token = 'Rt2137trTjZRakAnHSwOKf+town/ot3nQswi9AMhVbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )