UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'greHUI0w8JchzRF3K+L+LtK4PdXGSSNSgtd2waPTlBI=' 
WHERE 
  key_id = '7fb993bf33d60215457a2f283ef0de52ce73779410529fdbe585242bf38d2715' 
  AND (
    token = 'greHUI0w8JchzRF3K+L+LtK4PdXGSSNSgtd2waPTlBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )