UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uaEVQrXSbhqe+BcYkj19m3mFy8HWra9HCipfSkxl0Vg=' 
WHERE 
  key_id = '2a29da5e685906bcea860ffa6f30e771148c30e376f246ad28d3b06b19f9bc4c' 
  AND (
    token = 'uaEVQrXSbhqe+BcYkj19m3mFy8HWra9HCipfSkxl0Vg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )