UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KowjNqoytHB6obPxdfkoJRL1QgUutiPZuFOl4fGQJW0=' 
WHERE 
  key_id = '27d48cba919d0c42bd2e34a2f8515cf6d2ee3261d5635db8c36216054cb425db' 
  AND (
    token = 'KowjNqoytHB6obPxdfkoJRL1QgUutiPZuFOl4fGQJW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )