UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VHipQiJNrMeEi5/Q4zFMAHNo+8Qjc6zJBCzQX3G89Xk=' 
WHERE 
  key_id = '6792638460178c9d94ea2d4a34406648e6942504f35c13c3ead17cef9cbb471d' 
  AND (
    token = 'VHipQiJNrMeEi5/Q4zFMAHNo+8Qjc6zJBCzQX3G89Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )