UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8CDwyTtkBrXMbdHL0mlgXTvSohGPFibEH9bL64bLB8=' 
WHERE 
  key_id = '5948a0f2f14b20f8ed5057a01a3316de6e9fd31a78ba3b2267aacd962d5ca9c4' 
  AND (
    token = 'K8CDwyTtkBrXMbdHL0mlgXTvSohGPFibEH9bL64bLB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )