UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tmzJ7YtjEFrH+qihPCVhqXEnZ29Re89zpm5iVAwC4hk=' 
WHERE 
  key_id = '6e3f30a546510343f721b366dd257b1bb6a42c63330d1a82e84b2901758526ba' 
  AND (
    token = 'tmzJ7YtjEFrH+qihPCVhqXEnZ29Re89zpm5iVAwC4hk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )