UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yRq0XKgRrEdOVGWhREjxpF7hdodhCC8qkp+3LKxii48=' 
WHERE 
  key_id = '79da94199dbd096020aa450907f7d8eb516056f9d17d64534334bff088b1c4d7' 
  AND (
    token = 'yRq0XKgRrEdOVGWhREjxpF7hdodhCC8qkp+3LKxii48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )