UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pnbX3aHJhs5oT62HAeYkU/stlhzU2yD9RejJjwLAmdQ=' 
WHERE 
  key_id = '5411e9986e48fead14572f85b61625f357a8d6b34bcf983dc0536d742067c71c' 
  AND (
    token = 'pnbX3aHJhs5oT62HAeYkU/stlhzU2yD9RejJjwLAmdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040