UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4L5ojB68foljVAeSdTKDVuqCbECnmq2s4PBXAxn4R3w=' 
WHERE 
  key_id = '20634323829de91d2ec005ed16741a66dc7dad6f0aaf1f1537d5a80de99b625d' 
  AND (
    token = '4L5ojB68foljVAeSdTKDVuqCbECnmq2s4PBXAxn4R3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )