UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7eLFpY6+IVujd1ypb4XPNUZdUVBRJvNoIhwAkkFiZkE=' 
WHERE 
  key_id = '48c99fa892e69af5ea1850c163e3bafd8955b3082a35af765bd4f8545ab7e94a' 
  AND (
    token = '7eLFpY6+IVujd1ypb4XPNUZdUVBRJvNoIhwAkkFiZkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )