UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7wCK2OKGNibuyfQhnC8IcbPm5SUp+kfSkNVJREXl/c=' 
WHERE 
  key_id = '6c9e01b7c3b2faff866a81d010359be12bc9df125e5818cd885451ebcc8514d8' 
  AND (
    token = 'G7wCK2OKGNibuyfQhnC8IcbPm5SUp+kfSkNVJREXl/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )