UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5U+YH1IqcOKartAfRoMBjr6qw0xi4UFpO/ZUm0TPuX4=' 
WHERE 
  key_id = 'a875b1bc52b8195226ef316833ffc4c51506e1e63075524569ade194e9c96e42' 
  AND (
    token = '5U+YH1IqcOKartAfRoMBjr6qw0xi4UFpO/ZUm0TPuX4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )