UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5z8YqKyrp7vAzyEDHJXFYHJnVBKeFsMse0g71tJru9A=' 
WHERE 
  key_id = 'f69b7e6fd45e1e70d92e826fe26ab80a9283fd8200628030e2ae8a8267238a14' 
  AND (
    token = '5z8YqKyrp7vAzyEDHJXFYHJnVBKeFsMse0g71tJru9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021