UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GWLV1hYChh+/KxulfMP3licBwkuXimspAtNC3FRPDNs=' 
WHERE 
  key_id = 'c94435456e2cda7d852f565ac08a159d0049bff52c756313c4ab2fc744b761de' 
  AND (
    token = 'GWLV1hYChh+/KxulfMP3licBwkuXimspAtNC3FRPDNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )