UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cuzCl8dryd8QH8ihvtDHVp+AExakDUUdejWHHLF28BA=' 
WHERE 
  key_id = '526b6ad98b1a0966a3599117b5dcf4ba352a3f477a380a8d6ac2095aa9c8bc7f' 
  AND (
    token = 'cuzCl8dryd8QH8ihvtDHVp+AExakDUUdejWHHLF28BA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031