UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSnuUAY59fQYfoqj42/s1xtA6+W6Rk4BZHSP6txQvQQ=' 
WHERE 
  key_id = 'b5d20a02c6a7487a3c1e05a96b21fe837323709862d867991e137947a192f367' 
  AND (
    token = 'zSnuUAY59fQYfoqj42/s1xtA6+W6Rk4BZHSP6txQvQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )