UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eaMpzOR9eIMkYW7cgzYOXR+QVMA68yVAzqUWxV4UPM0=' 
WHERE 
  key_id = '19cf334fdc52f6c13829f3d30ed7a3c1f24e0b8768026b83348e422d7f29b797' 
  AND (
    token = 'eaMpzOR9eIMkYW7cgzYOXR+QVMA68yVAzqUWxV4UPM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )