UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5C4MJAni3XXfQ5Mfn9NgCbhg26w6FPJ2ra89Ar4u4eo=' 
WHERE 
  key_id = 'a12e7ba9894ccd7928bcb08710301784c48ff026362b2bd75f7b368de9153a91' 
  AND (
    token = '5C4MJAni3XXfQ5Mfn9NgCbhg26w6FPJ2ra89Ar4u4eo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )