UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4aILTU3IIXmx/ak4KzRD3+VW1LZBvMFHwqNmAfqLv4=' 
WHERE 
  key_id = '8ac908b2c2c54656d65f42450d7edb48444bea7a3f14256a8f422648d1f154f1' 
  AND (
    token = 'u4aILTU3IIXmx/ak4KzRD3+VW1LZBvMFHwqNmAfqLv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )