UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kpc7Fgo7mdtJA5Xmbux81hlbc3Ve7KNAsfsW7ysRPa0=' 
WHERE 
  key_id = '49bcaeb30e40c4fe2c00fe19b065537e4d45d1d96af88178de0b1ac652ea6759' 
  AND (
    token = 'Kpc7Fgo7mdtJA5Xmbux81hlbc3Ve7KNAsfsW7ysRPa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )