UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bMJ0ExwGscp18xZBQF9g1EYc0qrKH068ZVoHWVn3dHg=' 
WHERE 
  key_id = '50d289964627e5408b384420ec32da0414729091e7a7fff2fd39fd865b46e44e' 
  AND (
    token = 'bMJ0ExwGscp18xZBQF9g1EYc0qrKH068ZVoHWVn3dHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )