UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e2qvybUj8MSby+MtM05Byb8ZxkskyDjobZ1ikG1JvuY=' 
WHERE 
  key_id = '4a7976e7646ee448e10205b873a30bd9f30ec1bdaf908d092c6b8a07f11e5c8a' 
  AND (
    token = 'e2qvybUj8MSby+MtM05Byb8ZxkskyDjobZ1ikG1JvuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )