UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n1qz2rFDVlVB6sgHhYUqIeR/UxXy5aQvz2in3XbqjSc=' 
WHERE 
  key_id = '6fe29b1bc128c07c86685724366741baf4d07603f114324bc93e386d6217cb37' 
  AND (
    token = 'n1qz2rFDVlVB6sgHhYUqIeR/UxXy5aQvz2in3XbqjSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )