UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9E+8n8baVVIqJwcpt3ne0zFHHvSqjY7iBw5blRDUD/o=' 
WHERE 
  key_id = 'a4035c6756e81cacef333e84421c0de7cfe6698f0ab50123c291d4b875edf948' 
  AND (
    token = '9E+8n8baVVIqJwcpt3ne0zFHHvSqjY7iBw5blRDUD/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )