UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QtnbKMYA9CKJRTMywlpYW/Wwwr3h533jCA/tVNTa2SU=' 
WHERE 
  key_id = 'da11829a0965b3778b8755abbe5741a41c7e25646e0c79ca63e5f2daba5a5874' 
  AND (
    token = 'QtnbKMYA9CKJRTMywlpYW/Wwwr3h533jCA/tVNTa2SU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )