UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QW0Do2Utgy0LfAnx2v69Aox2ykpNEoKOPNx0aRJ/1d8=' 
WHERE 
  key_id = '2af38890c2c7b9e4bf5a1a920bc0b037ca46e21a5b8cea26261880e87319fbc7' 
  AND (
    token = 'QW0Do2Utgy0LfAnx2v69Aox2ykpNEoKOPNx0aRJ/1d8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030