UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPUXMM37rny+NSTGhMDfpYahfBpEhBQ+oC72aKLLK8c=' 
WHERE 
  key_id = '2c3d22f505f8f432c74a9c4c84e3b9b70b7a6c5feb7c7807491a3f4e19221d29' 
  AND (
    token = 'rPUXMM37rny+NSTGhMDfpYahfBpEhBQ+oC72aKLLK8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024