UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+VHo0H/rt2mXMCQMupTbUo7Hkk4fSidh4fKRzK5YoQ=' 
WHERE 
  key_id = '995c70376a207f09669643febab71c17c27182b8579b840713e9069b7eebfae1' 
  AND (
    token = 'r+VHo0H/rt2mXMCQMupTbUo7Hkk4fSidh4fKRzK5YoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )