UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D27fvnjvbIbs/UAGL/GqVXChkRSIYGr2PAiyNBTXAPg=' 
WHERE 
  key_id = 'a1e76c97e53366489c59b90c66d1436cf57fa407da7d06f20f1a2ac1c99c60ab' 
  AND (
    token = 'D27fvnjvbIbs/UAGL/GqVXChkRSIYGr2PAiyNBTXAPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )