UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKEfxjFQ/Ksa5ljd9dVs+YzYT0KRAKtpmAmgRl/Qb4I=' 
WHERE 
  key_id = 'd93cc82af759ee1057227866d5d933c453b0ada329b6685d22af21e21aa79fc7' 
  AND (
    token = 'MKEfxjFQ/Ksa5ljd9dVs+YzYT0KRAKtpmAmgRl/Qb4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )