UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R9EuRSUi3+8HEC0V43Ltbn3Aty4J4hlqsgcx1jKFrwk=' 
WHERE 
  key_id = 'b60eebc1299a837c0c83b8e7bd9f6ada97c37aeff8262af4420aab0725849bc1' 
  AND (
    token = 'R9EuRSUi3+8HEC0V43Ltbn3Aty4J4hlqsgcx1jKFrwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051