UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8SiN/sTkSjXoUunhJsQtpLap4yr68QyrXANw6viE6I4=' 
WHERE 
  key_id = 'b492b2994b742d886197d752100f557bbffca06dd7b8e6e5af2029aca993ab13' 
  AND (
    token = '8SiN/sTkSjXoUunhJsQtpLap4yr68QyrXANw6viE6I4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )