UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zbcw3VtcFP7u0EdUJsuAXUfdQwmqBwVQmqYrGrdRbdg=' 
WHERE 
  key_id = '556d188e42317979b78e2b466bd1d7ad0969381523f85db05b2cdcc616c19fb1' 
  AND (
    token = 'zbcw3VtcFP7u0EdUJsuAXUfdQwmqBwVQmqYrGrdRbdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )