UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qZ1/BzDOrmL45kNi8oWwBUPEhKY8eBH0wOS0bYKq5cg=' 
WHERE 
  key_id = '450ba8f7c01ef60dae3a572a1d96361feaf22dd93c14cde5abebddf855ee9ca8' 
  AND (
    token = 'qZ1/BzDOrmL45kNi8oWwBUPEhKY8eBH0wOS0bYKq5cg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )