UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4t77dD/fpD9+Cw8N4Q4kCf0vLjNU+I+LfxKtYic1S/o=' 
WHERE 
  key_id = '6e3bf6ebacd2aa1e3734eb3e00ff3c02ef10f619e3761b9d9f24564dee9b0279' 
  AND (
    token = '4t77dD/fpD9+Cw8N4Q4kCf0vLjNU+I+LfxKtYic1S/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )