UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ae4gPMWmfNR3IJJmZjkPUzdzyWWEf1TOkXpuF0QVETo=' 
WHERE 
  key_id = '70badec1a29dc3b7d6edcbb6843d13417b6c8a22073fe257f6d4a78c7a3126ab' 
  AND (
    token = 'ae4gPMWmfNR3IJJmZjkPUzdzyWWEf1TOkXpuF0QVETo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020