UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UhMvvpOtjX0Wnr8nxzBOwPDYUHCooQGIqOKQLW1o37o=' 
WHERE 
  key_id = 'e6b18389113f0cc6b5b5ba71ac1945a31e306b929bf209e40819e5d755b6203d' 
  AND (
    token = 'UhMvvpOtjX0Wnr8nxzBOwPDYUHCooQGIqOKQLW1o37o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )