UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VSCUb2Vw+XeeEBHNXH9xtm5dxSOjeg+c+TgufXA9jME=' 
WHERE 
  key_id = '3af4c24d4be3cea58b7b248bae340adb219d7b2dec008efb7425e15f90d4c6a6' 
  AND (
    token = 'VSCUb2Vw+XeeEBHNXH9xtm5dxSOjeg+c+TgufXA9jME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )