UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Id2NmV2HMZ1GiHQTiFkHuvF+5ef1iBfRSMSshQJ0C4=' 
WHERE 
  key_id = '17fc5ba6396cf64e1879c32b9484977b71bcde2cf69d06fb05e9d61fd5568f18' 
  AND (
    token = '4Id2NmV2HMZ1GiHQTiFkHuvF+5ef1iBfRSMSshQJ0C4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )