UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mt6u+ADqGiU60kERgVspWumpfpRjPp+U1ZTB4pcT+YY=' 
WHERE 
  key_id = '4fa85c5c903d6ff804daf88d2bc5d1b0e7b76cdb4bf9086f5f0859d4c4955c9c' 
  AND (
    token = 'mt6u+ADqGiU60kERgVspWumpfpRjPp+U1ZTB4pcT+YY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )