UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6KAW0DDJrM/5swoqqnXnGIzr6r7GPXr2rb7DGGLpY8=' 
WHERE 
  key_id = '714b528066a355af29c9058ca82c512ec3a9a7e1b9abf23bd6bd47ed665c98dd' 
  AND (
    token = 'Q6KAW0DDJrM/5swoqqnXnGIzr6r7GPXr2rb7DGGLpY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043