UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NXTR0Pb8EMGEoUSmBnw2Va6XeFDrVXnX9mrTl7HJp04=' 
WHERE 
  key_id = 'dfb260968f021f2c78fed2c4a20968982eabd92a4cca3a0546529134c75c488d' 
  AND (
    token = 'NXTR0Pb8EMGEoUSmBnw2Va6XeFDrVXnX9mrTl7HJp04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )