UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztXdegsHXDNBOFqmf3ySnb8z4AGl7/hTJKODWrjEAHs=' 
WHERE 
  key_id = '984f41a0e18aed5339bf5195fc70c47b8812105bbdbf17d2bf9a537787c9879c' 
  AND (
    token = 'ztXdegsHXDNBOFqmf3ySnb8z4AGl7/hTJKODWrjEAHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )