UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aG4aAM678Je9HIoxsy/rCULvuX9Ht6Bp+iABrtFVKqA=' 
WHERE 
  key_id = 'dbb9c7ddd41a6e7366a741e50dd8b2acc4b1e1dd2e579a755a65c8c58a6f7a5c' 
  AND (
    token = 'aG4aAM678Je9HIoxsy/rCULvuX9Ht6Bp+iABrtFVKqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046