UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51x9NA2d7IrUpNin086NWgW87NfSrKMXbOedRjqcSNs=' 
WHERE 
  key_id = 'ccc5c60d45f81be52bd0e7201dbfa813cd83098a10dfc7f3d1609dd2cf9bb1ae' 
  AND (
    token = '51x9NA2d7IrUpNin086NWgW87NfSrKMXbOedRjqcSNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )