UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Edjn1f2l4Xmaf4amUzSKC036e/YuRwvaHGcuahymWng=' 
WHERE 
  key_id = 'b859dcfdd8b12221b5102cb292042b028a68a0c88538932e7768b44404d32586' 
  AND (
    token = 'Edjn1f2l4Xmaf4amUzSKC036e/YuRwvaHGcuahymWng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )