UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'psMONlE8zyAyg7oNYRKN3rS6wIhJ3nIg88J9bMu0nec=' 
WHERE 
  key_id = '1f96ce396add8be602ec3df35fd3f575d6471fcd99ea32d4592c07348da29646' 
  AND (
    token = 'psMONlE8zyAyg7oNYRKN3rS6wIhJ3nIg88J9bMu0nec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027