UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/DfDYswLsEX3JEMBYlTQTyFhCmtrTJPTksF4rWoVdd0=' 
WHERE 
  key_id = '16cf1a080c12ee0eb9b43e17f1c92c660655edb34313d44916a5dfc3e6dab9ea' 
  AND (
    token = '/DfDYswLsEX3JEMBYlTQTyFhCmtrTJPTksF4rWoVdd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )