UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h/fBMV3ElS7+vCEJ0bgtL2aKUSiS5HOiE7VG9DXVHA8=' 
WHERE 
  key_id = '278dcf7b4174956ecc7670fd0a216f113bff044333b219e51b2deee5006f0bb9' 
  AND (
    token = 'h/fBMV3ElS7+vCEJ0bgtL2aKUSiS5HOiE7VG9DXVHA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029