UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ny6zEGdPLX6zXOjRYjt8SItKtDar1HQuwXd/jgsuS84=' 
WHERE 
  key_id = 'f4a420f9cbf8d68d703bfdbdfdb6ec92fbc614e0bf95d79a227f7fee66024af2' 
  AND (
    token = 'ny6zEGdPLX6zXOjRYjt8SItKtDar1HQuwXd/jgsuS84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034