UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MHqo/xApmzG37bDJVaskegr3WF1UHgnp3+mnoyqNBmg=' 
WHERE 
  key_id = '9c32b811575c274ab3851949d961d09f861cbd3810190cfa7895f3b51b11b84e' 
  AND (
    token = 'MHqo/xApmzG37bDJVaskegr3WF1UHgnp3+mnoyqNBmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )