UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MV85gVsJe1X9aHJa51+U/5cDF+NUKYjNOLrfYlxfUIw=' 
WHERE 
  key_id = '2fc93a5de18d913771f45a74b6b8c03237107617e4d8bf54f5bd7e57e31fada4' 
  AND (
    token = 'MV85gVsJe1X9aHJa51+U/5cDF+NUKYjNOLrfYlxfUIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )