UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O74XDVWbXkPStgbGkewSzY04fLEfyH3AgrZsu3gGVuA=' 
WHERE 
  key_id = '18d4717e9e1a4271638d571bba1fa0d2beaa0b4a01564c747002db33c963764c' 
  AND (
    token = 'O74XDVWbXkPStgbGkewSzY04fLEfyH3AgrZsu3gGVuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )