UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XNWlSN5fSxcDS0n62Z5AxwoXNk/0uOzJ8pGd5uz7nGo=' 
WHERE 
  key_id = '7bddc82a4663f32adab2a0b5fa0353eb9b3d35028b6dfdb86e447aab343d843a' 
  AND (
    token = 'XNWlSN5fSxcDS0n62Z5AxwoXNk/0uOzJ8pGd5uz7nGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034