UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JjwxvIzNS+9o6xJOverDQHZFPYcvZdya4pbA0pj3iUY=' 
WHERE 
  key_id = '768a334165d1c95c6f596f38ba943e019cb51f9f6aa72e5931b2e56623c7708c' 
  AND (
    token = 'JjwxvIzNS+9o6xJOverDQHZFPYcvZdya4pbA0pj3iUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )