UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C+YTNACKMv1vbjoWYROmK1xkoJDuSu7TE5V3Gv83xmM=' 
WHERE 
  key_id = '8397fde318d4f1f98cefa73bb13d320aad7a48618545bc4be7815bab21206a02' 
  AND (
    token = 'C+YTNACKMv1vbjoWYROmK1xkoJDuSu7TE5V3Gv83xmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )