UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGrxHMSVY0glCbTvBGBdt+O3eDHLn/LU2HZqu5FF4S8=' 
WHERE 
  key_id = 'd7d2b01b85cc42af37c80af261258c9b9b4183fd8d8b16fb79e61184a7dc0998' 
  AND (
    token = 'MGrxHMSVY0glCbTvBGBdt+O3eDHLn/LU2HZqu5FF4S8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )