UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WZM9txPVNg6+xE/kNWz8Kt2iUnHitwMin79rRRyeM4g=' 
WHERE 
  key_id = '2a27beab850eb53956a1503c55f1039ead2f7f0f5d63c20a50aaf85f7c1997d2' 
  AND (
    token = 'WZM9txPVNg6+xE/kNWz8Kt2iUnHitwMin79rRRyeM4g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )