UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qaTTbl+C+UAgPvkAr3AOcqlxCFj18p5lg9HWuBlr9Xk=' 
WHERE 
  key_id = '90a100fd0290f4b0d1234c90e4b11a4da6195caba9a6574fd640a4512b5ebd10' 
  AND (
    token = 'qaTTbl+C+UAgPvkAr3AOcqlxCFj18p5lg9HWuBlr9Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )