UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GmTId/Iq0eULDEuPuI7ir1pl/URBIJfQBLDU4lHqw0A=' 
WHERE 
  key_id = 'aa47092fca8cd64cc92e370e0294a8ef220da45aeac41484d06b4010b541036d' 
  AND (
    token = 'GmTId/Iq0eULDEuPuI7ir1pl/URBIJfQBLDU4lHqw0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )