UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DcBVGk5rzdg7rmwbXyCDqqj8fJD4YPDOSa1zXz/459Y=' 
WHERE 
  key_id = 'a2ca467793009b551f91e3345515ea297584a6ddda79aefadc30a84f1d8d4e6d' 
  AND (
    token = 'DcBVGk5rzdg7rmwbXyCDqqj8fJD4YPDOSa1zXz/459Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )