UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bTw+HTJsr7NtLwGCRl645pvTEGttyagNpuZ/Ga3AkiQ=' 
WHERE 
  key_id = '40841d272c0021ffbd1f61249ac052777fed495173276830a32300f2250fb2c9' 
  AND (
    token = 'bTw+HTJsr7NtLwGCRl645pvTEGttyagNpuZ/Ga3AkiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )