UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rr7WdsySnLyngcGixgZ8jEpECf//rgX9MVuSoojhm5Q=' 
WHERE 
  key_id = 'a83e50b32f0c2351a44677bb61f2a40ef920f8889adc573b0d23f537329f6f65' 
  AND (
    token = 'rr7WdsySnLyngcGixgZ8jEpECf//rgX9MVuSoojhm5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )