UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Pz4kyZL+mzYjQ8vYMpfUXvx4YSatlmmTEYdPRqIYoE=' 
WHERE 
  key_id = '89305d0ec281154bf9da28053b7dc225fd7de33c4e58f59d9f80afb07a2586d8' 
  AND (
    token = '7Pz4kyZL+mzYjQ8vYMpfUXvx4YSatlmmTEYdPRqIYoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )