UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2ccDw2aQoi98KJIpN4Mftn4EUCXFT+qjw6hpRw+RGs=' 
WHERE 
  key_id = '9821e6956448ad0105bca38e0829c3f61835b791a891a519d016a0e23ff760b0' 
  AND (
    token = 'k2ccDw2aQoi98KJIpN4Mftn4EUCXFT+qjw6hpRw+RGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )