UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZxMwvwz1ybbU+2mHHln2K4zPJwRe8257yJ6B46UThAc=' 
WHERE 
  key_id = 'c5a100bec26086ab08c4330237f2bee6e23ec459cf4d88fa05aa7f2ed830f139' 
  AND (
    token = 'ZxMwvwz1ybbU+2mHHln2K4zPJwRe8257yJ6B46UThAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )