UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNbw+/7e2w9Z3uSiM0YYDbRTyVRt05pn/LDrkKoxwLI=' 
WHERE 
  key_id = '4a08c3fcbc128458e6a6a74d8625817fad2bc6f8ccba4411ed82e2ae02628c8f' 
  AND (
    token = 'MNbw+/7e2w9Z3uSiM0YYDbRTyVRt05pn/LDrkKoxwLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )