UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VPiRImLZpE+TMffruUWkV32HPnutvuFIOwe+BOPaXQk=' 
WHERE 
  key_id = 'b68f1b61d798983c0ac9e47e15db92d79e384d43c6ef6ffd7ae448c194a42f13' 
  AND (
    token = 'VPiRImLZpE+TMffruUWkV32HPnutvuFIOwe+BOPaXQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )