UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPWYl2fxjfe1+/VE89Lz/mDIBS7z+Zg+LH0JGl6gfyk=' 
WHERE 
  key_id = '7d12abaf86fadd1107a771d2ee2f51143a1d9eb3d5f9be2eaac4a028a66f4761' 
  AND (
    token = 'iPWYl2fxjfe1+/VE89Lz/mDIBS7z+Zg+LH0JGl6gfyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )