UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Pw+X4cXrpx2us39fY3W0f9ivgtpCveVYQdEZIsv1U4=' 
WHERE 
  key_id = '7b27d6406268d6d2fdc7461875287fba327c5948e670f1d5f262d2a2d05c8443' 
  AND (
    token = '6Pw+X4cXrpx2us39fY3W0f9ivgtpCveVYQdEZIsv1U4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )