UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGcaZUos0OlUkT95cTIH1tRYWxF++oGquznM78sHR+g=' 
WHERE 
  key_id = '1aaa817684bf3b39934f9282ea3194fbb83ef8f9b115457d4818f92e02baa358' 
  AND (
    token = 'MGcaZUos0OlUkT95cTIH1tRYWxF++oGquznM78sHR+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )