UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xUJlAeDrl/zmFHsnzVaBxcw1B5eal6c9CemzYyBJ1k=' 
WHERE 
  key_id = 'dfc66dbbba2dc9940f2f37de3377116db26d6889a5477772b73714200ba84fb2' 
  AND (
    token = '6xUJlAeDrl/zmFHsnzVaBxcw1B5eal6c9CemzYyBJ1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )