UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4yiv6P0wUr1t8bUOkwas+C2N7gIAQXNCWKnqws5jMzQ=' 
WHERE 
  key_id = '36c0308b187ac0cf49f29688de57909938f6376cf35d76183571620357acc478' 
  AND (
    token = '4yiv6P0wUr1t8bUOkwas+C2N7gIAQXNCWKnqws5jMzQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )