UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aHdIQxLzJJJ+aaR90MROPJW6FBMCEnrBHnjMOBDz0rk=' 
WHERE 
  key_id = '9617f012ec7f6cb9bc0095a4c2a0ad440fc517ba9d6e8e0349552b0bb04e15a1' 
  AND (
    token = 'aHdIQxLzJJJ+aaR90MROPJW6FBMCEnrBHnjMOBDz0rk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039