UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hm9YdGYi3/lx9bm7Y/5CdjME/Qm9f/ndITy9Ocuy7l8=' 
WHERE 
  key_id = 'b30d343624b45beb1a7c499d57c25f46dd685e5c13c670de3c6b6bbb65d44430' 
  AND (
    token = 'hm9YdGYi3/lx9bm7Y/5CdjME/Qm9f/ndITy9Ocuy7l8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029