UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZUc1rIwHPWR6ChzqpAluxS22jTErR7z1t2H+vIg2w+s=' 
WHERE 
  key_id = '81d6669c732ded148ec4f43b8798d696e967c52d679a8704b2df291af613d834' 
  AND (
    token = 'ZUc1rIwHPWR6ChzqpAluxS22jTErR7z1t2H+vIg2w+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )