UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Irmj66BjRngJ/8PDBgCY7zaJrAINusIpfPac+XZr7Ic=' 
WHERE 
  key_id = 'e537823e411702217ff13d1c3ad5f434ff7aa0af6d76372efa11b806baad3665' 
  AND (
    token = 'Irmj66BjRngJ/8PDBgCY7zaJrAINusIpfPac+XZr7Ic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )