UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BrFbmNZPMpFobf9EM/1fZM7VEiwRYSxlE1N+sH1AFmo=' 
WHERE 
  key_id = '76e31709b2d80486989f1860b33da412547ea06837868ab704fcef02d17975bb' 
  AND (
    token = 'BrFbmNZPMpFobf9EM/1fZM7VEiwRYSxlE1N+sH1AFmo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )