UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WQVyY7XTbNrptut2zDa7d02RIu8GgKk2u9QC8cyUnTc=' 
WHERE 
  key_id = '670b96bad76ab8e68803b0b8c284d5fabf738520e739c09948ba1de635efd163' 
  AND (
    token = 'WQVyY7XTbNrptut2zDa7d02RIu8GgKk2u9QC8cyUnTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )