UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5rvB9ZcI+GRTDXfUALldVAP93he6FVBnzVfZwrZhRCA=' 
WHERE 
  key_id = '39efc7298937aa81836a1f6636b035ade9bd4e2a2335c385c14426d14678eb1f' 
  AND (
    token = '5rvB9ZcI+GRTDXfUALldVAP93he6FVBnzVfZwrZhRCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )