UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6TQ1TLO7Uv6vUORyX7rl2gYfjEBdMrHKs0BjjDAJg4=' 
WHERE 
  key_id = '2ff1d4238cbf4b4fd9634e5e06242b665994718a9e8ccb13f36dffdbc29e700a' 
  AND (
    token = 'a6TQ1TLO7Uv6vUORyX7rl2gYfjEBdMrHKs0BjjDAJg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028