UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'chNBIP/6ae+1+Z+8IDM2ZQk0gP5d5cSB3D75K0dsrm8=' 
WHERE 
  key_id = '47f8c468f32f5115a8ac48997da5c3188e7a1c05e52eb97265ef485b0b9a360b' 
  AND (
    token = 'chNBIP/6ae+1+Z+8IDM2ZQk0gP5d5cSB3D75K0dsrm8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033