UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FMvgGLMcbJnjUdtMczW9xVsHsSmqKG3vzhs0c1cDcpo=' 
WHERE 
  key_id = '973a11376e832c3da4416b918f86cd06cb7685ad8e66225da27943cc5a21de3c' 
  AND (
    token = 'FMvgGLMcbJnjUdtMczW9xVsHsSmqKG3vzhs0c1cDcpo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )