UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLMWkpmbsSS8RRkapF8psf4zHqaYzHBGjoHklV/8sik=' 
WHERE 
  key_id = 'dfc02a87b35c3f8cddc8b300034f3db043410d70fb1b00d696b12f214e8ba794' 
  AND (
    token = 'RLMWkpmbsSS8RRkapF8psf4zHqaYzHBGjoHklV/8sik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )