UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B/MWsZ0PKXwQXRMN262TnLl9ODcfFRvHbHlrmp2gtUk=' 
WHERE 
  key_id = '8ff709d8fe2cf3c8eb62b7ad4efd8834b0b490154ecbfb3109e74ffe08d702e5' 
  AND (
    token = 'B/MWsZ0PKXwQXRMN262TnLl9ODcfFRvHbHlrmp2gtUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )