UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eu5pyr1CC6qovzrA5NYty0ZcoKrPCX0tEpbY29ychv0=' 
WHERE 
  key_id = '721c0c38663e8af7ab2e9e7d3de2df373ca563ca5ffafd1d80a5070aff6a34be' 
  AND (
    token = 'eu5pyr1CC6qovzrA5NYty0ZcoKrPCX0tEpbY29ychv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )