UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RS+Shkv4P7hF3hcQhOCouW3t6dSWwhZZMje8hGZFSCs=' 
WHERE 
  key_id = 'ec5823fbc0dd4e776dbb8689b3127485e6380a8aab1bf93696439700779e7752' 
  AND (
    token = 'RS+Shkv4P7hF3hcQhOCouW3t6dSWwhZZMje8hGZFSCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )