UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kplfJW2h8/tJA2tEl+emelMiRcl1/8TT/Fvfb6XwTU4=' 
WHERE 
  key_id = 'c448f6a0de9fff66cc12863890e6e36677779538928560b7c7849e5d49904615' 
  AND (
    token = 'kplfJW2h8/tJA2tEl+emelMiRcl1/8TT/Fvfb6XwTU4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )