UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kM+sucMpARC6Sa/saESrE9Vl+XtvUI0A2GvGlxn1hCQ=' 
WHERE 
  key_id = 'abf6a21c9f4a597f4d9309c032a5cec89666cf85855ce78366cf99a9c94fbb80' 
  AND (
    token = 'kM+sucMpARC6Sa/saESrE9Vl+XtvUI0A2GvGlxn1hCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026