UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RTmZaLhWmKL+aBhXzJjGO+//Vkm2Us9VcReyXE6b290=' 
WHERE 
  key_id = 'f8e95a59fd8e011afe0478d2b913f672196aa359e9add47f528990d253b211f6' 
  AND (
    token = 'RTmZaLhWmKL+aBhXzJjGO+//Vkm2Us9VcReyXE6b290=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )