UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pxEBRnx8KNr4NhqzMcKhr+BumRov8WQD1vNPX3l03KE=' 
WHERE 
  key_id = '234c2e6fa31e5337b54eaf94c193ee188fceffed8c3f20f6c908d2c6072ba4c0' 
  AND (
    token = 'pxEBRnx8KNr4NhqzMcKhr+BumRov8WQD1vNPX3l03KE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )