UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XO6mNfV8WJtdjjNXqCMmfnbZdX58jd2KAGThSAemwpY=' 
WHERE 
  key_id = '769bbf9633d5e032d7446ac3a994652ea94c502b6b1266b18632d4573857a167' 
  AND (
    token = 'XO6mNfV8WJtdjjNXqCMmfnbZdX58jd2KAGThSAemwpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )