UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2p6OKrNiUqjdoUhYfnGIxQCGb8qahyanH+L3c71uJk=' 
WHERE 
  key_id = '17ea938768b356f884d435d84021f8c1db14fef04605110237c00960221f6bb9' 
  AND (
    token = 'h2p6OKrNiUqjdoUhYfnGIxQCGb8qahyanH+L3c71uJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )