UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N7NZpn1bWAD+S3bYYb5CicNzPzek+WH2qKBr1L9GJCs=' 
WHERE 
  key_id = '74d867ad59d51d35783c629bc5b8a8a7fb4c5ba3e96710b275c86696a58a8a00' 
  AND (
    token = 'N7NZpn1bWAD+S3bYYb5CicNzPzek+WH2qKBr1L9GJCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021