UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q8pgsAH4vT+PFwIMOp+3LCgKKs8ejLBHP2AVC0iG+Ek=' 
WHERE 
  key_id = 'f868d0be712df26182e5b14b1e1c95f65b51da47f2009124a8319ade669010ec' 
  AND (
    token = 'Q8pgsAH4vT+PFwIMOp+3LCgKKs8ejLBHP2AVC0iG+Ek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )