UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LUQFal6OdCbFuMCqthL+axQ6jIUrZamgZrxwGdbLqcY=' 
WHERE 
  key_id = '6a4c98f0974db6bae808a8fd18e15b737e018f20760adcfaa2697a094420472a' 
  AND (
    token = 'LUQFal6OdCbFuMCqthL+axQ6jIUrZamgZrxwGdbLqcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )