UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RwdMMETK80DRqvTbrVxqx1vXbqfitmeg4a0E53KzpNs=' 
WHERE 
  key_id = 'b740faf71cc830cc08dc93f55bdb8eb59be827b1057a58f772ea58e528e57ef2' 
  AND (
    token = 'RwdMMETK80DRqvTbrVxqx1vXbqfitmeg4a0E53KzpNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )