UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CCrvFz0svy3t3nCU5uzyK93gD1bUT7BDwzDcy/EjLQY=' 
WHERE 
  key_id = '12ab9f6f9b9bc544aa3cf701d7b958b9223e535893ddb9e7e2881a7617481efd' 
  AND (
    token = 'CCrvFz0svy3t3nCU5uzyK93gD1bUT7BDwzDcy/EjLQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )