UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eH3p7TeOL1emF9FmO62oKuZdmUsuVGEtsJuZC9FO0Zg=' 
WHERE 
  key_id = 'c386744a8f3f4b9754e6b6d3c834ddb020afc31bb591bcc6fd5b02c803101d9c' 
  AND (
    token = 'eH3p7TeOL1emF9FmO62oKuZdmUsuVGEtsJuZC9FO0Zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034