UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Th46naZHltdYG5HGkLC3GTXaq694eu/MLklPbYvzcBU=' 
WHERE 
  key_id = '0f844daf4be08d7027fd64313e691f208f0bbb08d37a089aac64250321c781f2' 
  AND (
    token = 'Th46naZHltdYG5HGkLC3GTXaq694eu/MLklPbYvzcBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )