UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R1rA+3CleO73kDX4PRD7rm+c/Ox53BNOLUaMnKrUWY4=' 
WHERE 
  key_id = '6a90d0a45478a71e162d25c6fd96be7de981d09c155752b4228b59310eaafe21' 
  AND (
    token = 'R1rA+3CleO73kDX4PRD7rm+c/Ox53BNOLUaMnKrUWY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )