UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XMwbgrXcIfliUGmnYr0onkk+IC8sjFI9gHLcq3yPUGg=' 
WHERE 
  key_id = 'ea98d2114771d2147c1a983f19331a09d94ab6e0d3fdc7de510cb00b6f6874e6' 
  AND (
    token = 'XMwbgrXcIfliUGmnYr0onkk+IC8sjFI9gHLcq3yPUGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )