UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Jm5iGG8NClkINCwiNgNN3g/RoSGj3jl3CiNU9+Fu+g=' 
WHERE 
  key_id = '423880ce8808d53eefaad17e6b2b9b73feebd46a5fe7fd0eca4b9f239c750ce2' 
  AND (
    token = '/Jm5iGG8NClkINCwiNgNN3g/RoSGj3jl3CiNU9+Fu+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )