UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/rsquBzNQFvKdI9TSmoehC0b32eSmqCO7bBDgNZHBTo=' 
WHERE 
  key_id = '68644f9c7057bce777657b499c4e666cfa06a78a8b183290942ba4ca666a8843' 
  AND (
    token = '/rsquBzNQFvKdI9TSmoehC0b32eSmqCO7bBDgNZHBTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )