UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HPj2XmyeAvPqgMdeyiPOosEExeUjb3uko4IPIHJgkNk=' 
WHERE 
  key_id = '18ac6f5380a2056759eba3335ab0491e6aaf696d5f4725d33711027fb9cba921' 
  AND (
    token = 'HPj2XmyeAvPqgMdeyiPOosEExeUjb3uko4IPIHJgkNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )