UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M6qoWnhPyBB0OF+yyve7K7Qa0gafDqLQ1RidDzwQuC4=' 
WHERE 
  key_id = '2dddfa1bb2c2906ee796da434e04b7a5296a9a8f5384e531c30b00e7b262b57f' 
  AND (
    token = 'M6qoWnhPyBB0OF+yyve7K7Qa0gafDqLQ1RidDzwQuC4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )