UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'peaQaIKJLBb6lbqNUlFu0DLtJSTM0Qe/mNPdex5O8tI=' 
WHERE 
  key_id = 'a4a51c4dbc360860a58f7bc8c2aa06fb4315a008962cc5dfe700e7a1f9c6d4c1' 
  AND (
    token = 'peaQaIKJLBb6lbqNUlFu0DLtJSTM0Qe/mNPdex5O8tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )