UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sok8F42alDvASP3M+fZkL70kWfZ622/ylSsypPncHLQ=' 
WHERE 
  key_id = '75ad3b7890154eb68545c4f143a630752f0d2ae91932dd6523a04d63d65fe508' 
  AND (
    token = 'Sok8F42alDvASP3M+fZkL70kWfZ622/ylSsypPncHLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )