UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UEwxVhQkaQgjbamBT5deMIkPGcMD3IScCchWD2WigZc=' 
WHERE 
  key_id = '9683d220d59c27ba8656f8c37d291fd8777e50e8d511b4b660f6a36da7cfed51' 
  AND (
    token = 'UEwxVhQkaQgjbamBT5deMIkPGcMD3IScCchWD2WigZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )