UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6lyaTblgU69aNulSfVBZM/Xy5K1Xr9Z4ty5PzacYaY=' 
WHERE 
  key_id = '4bf9b4cbe9d91d8f882a3d2f2e7cbf6685bb6e3d32aa6f463862b8d8059d665d' 
  AND (
    token = 'b6lyaTblgU69aNulSfVBZM/Xy5K1Xr9Z4ty5PzacYaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )