UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vhxMNxSHOQAoYkDVY5UGhFPPwIt/Krg2KPh3+BpTzks=' 
WHERE 
  key_id = '2b38e61eb350cbed32e2741f9c845a20746681b083adf6fdd13255a85dd0f16d' 
  AND (
    token = 'vhxMNxSHOQAoYkDVY5UGhFPPwIt/Krg2KPh3+BpTzks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )