UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KzdHeVzd873gjCjNxvln6vwrzmkrp6O+653r/RgCywg=' 
WHERE 
  key_id = 'a8934defbb980487cd03bb1e3838ec5119644f66fc7eae8565a1410bed3025a3' 
  AND (
    token = 'KzdHeVzd873gjCjNxvln6vwrzmkrp6O+653r/RgCywg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )