UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWxMRJmfEOMuqjKO6T5n22qpp0vumcbG0JkdKr29vJA=' 
WHERE 
  key_id = 'aac96eab8046e0e51b69190a422baab5a22de8969123ddfcee75aed29f133db0' 
  AND (
    token = 'PWxMRJmfEOMuqjKO6T5n22qpp0vumcbG0JkdKr29vJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )