UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znU2DVa44/6/1Yl9Is+Cr4nUVlIgC6bxRss8s0Bezi4=' 
WHERE 
  key_id = '4cfeb40a1b3735232d0dee699533f5c57ed2afcd1d6b19c2ca3a61cd1549dcf9' 
  AND (
    token = 'znU2DVa44/6/1Yl9Is+Cr4nUVlIgC6bxRss8s0Bezi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )