UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fmXoK5nfEMV8zhDQpumMYfJSzenKnShlNL6SZ+1+du8=' 
WHERE 
  key_id = '1793a2a54b40dfcfb205104453e105f99c0d6f953e2acec8330a9113f94e6e8c' 
  AND (
    token = 'fmXoK5nfEMV8zhDQpumMYfJSzenKnShlNL6SZ+1+du8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )