UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3HuVkoO9+SDHm2DuhuUmhuArDOB3ejG5IW2XXjhoj30=' 
WHERE 
  key_id = '4a6d65d9dcaad404e1e174d672049efdd256914802321c040df7a6770acdec6b' 
  AND (
    token = '3HuVkoO9+SDHm2DuhuUmhuArDOB3ejG5IW2XXjhoj30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034