UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Emww5fJFqDDaF9aJY+qX8TikkZLjI5e/nrCpOLaExIc=' 
WHERE 
  key_id = 'f2541aecb31669b4672052e67ecec6874a78dfbe61f727246c997bdd90581700' 
  AND (
    token = 'Emww5fJFqDDaF9aJY+qX8TikkZLjI5e/nrCpOLaExIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )