UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gUPVMx39ZpVPUmGFjiClyh+cQNZVSv0wLI9RaCERKnw=' 
WHERE 
  key_id = 'b44975512a83ce14d7ca33ba25bcc5b275791d26fd242de5566444a5055186cd' 
  AND (
    token = 'gUPVMx39ZpVPUmGFjiClyh+cQNZVSv0wLI9RaCERKnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )