UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iuw3Smb3cZ8FeEhRe1AfVi2R+cKvXvssggYrr92EDYI=' 
WHERE 
  key_id = '908de45c78b5c0da41681e2b968f3deb72b39081b604e139b5ea880e766f27b0' 
  AND (
    token = 'iuw3Smb3cZ8FeEhRe1AfVi2R+cKvXvssggYrr92EDYI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )