UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZNC17d7jY2EOXwRRUIZFbe7SVkthkf5Pvepln6Pyp74=' 
WHERE 
  key_id = '7842c862d43fea914b1b586ade097501a527c605ca9cdfeff46826af81d134bc' 
  AND (
    token = 'ZNC17d7jY2EOXwRRUIZFbe7SVkthkf5Pvepln6Pyp74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )