UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'okn8lljnSSaRoO1CmHxt1X3cY0Rtre+QBypzgdcZfbU=' 
WHERE 
  key_id = '96e79edbb700e551ece157357c0de54f1371f2cf41d5aafeec5615eea34b0a80' 
  AND (
    token = 'okn8lljnSSaRoO1CmHxt1X3cY0Rtre+QBypzgdcZfbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )