UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2GpQkLyKUX/OpCgdqDSS2p2rPK6nRSnLAD2Cx6yDMt4=' 
WHERE 
  key_id = '21a719b6b1d609d8d4a6c5f811c8670cf88acce584ca657a88af006fa5e69c68' 
  AND (
    token = '2GpQkLyKUX/OpCgdqDSS2p2rPK6nRSnLAD2Cx6yDMt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )