UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MAWz7rLC4igvwO1UbkClOKiC6T/tHXlnq+LamuGHzTY=' 
WHERE 
  key_id = '423f324badac09291f209c50ada74e398226fd9e2f3dd3332a19bf7713cab42f' 
  AND (
    token = 'MAWz7rLC4igvwO1UbkClOKiC6T/tHXlnq+LamuGHzTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00018