UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uZi0VubMNFNsGnfYq1mp8Kcv/i4sRqPqHBkucw/t4I=' 
WHERE 
  key_id = 'd6213ec2d2ba811fc10c4c118dca39a5d15fa2899afbc14c8b874cee4f726db2' 
  AND (
    token = '+uZi0VubMNFNsGnfYq1mp8Kcv/i4sRqPqHBkucw/t4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )