UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CchSS3nN7ud7coQh6pyQl8g94uPabBbPU42J34rs+eI=' 
WHERE 
  key_id = 'e84626f59f5650ea06fa26e929562456a82cfaa759d85398e34a3397af8de191' 
  AND (
    token = 'CchSS3nN7ud7coQh6pyQl8g94uPabBbPU42J34rs+eI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )