UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KdRd+Dy5QUmoVnFmwr7JGbT+aSK3vgDIU71ETjQEVlk=' 
WHERE 
  key_id = '8e13595d4e8447167ad5f1136a56f9371a635aa71514cf3813007b74b66b2fca' 
  AND (
    token = 'KdRd+Dy5QUmoVnFmwr7JGbT+aSK3vgDIU71ETjQEVlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )