UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3gSey/30zoU+8N3Vfvxmkbqt1xvJgkjEMCT6jjL3SBs=' 
WHERE 
  key_id = '31dc2a6de968507e10562f7f1a806917927c2e62a82100b2f4382abbce9c52f4' 
  AND (
    token = '3gSey/30zoU+8N3Vfvxmkbqt1xvJgkjEMCT6jjL3SBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )