UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ypR/Np2zHCa6FYbFKPCouiwY3PjtzWKVxEseRvFwoDg=' 
WHERE 
  key_id = '5ac91ea87a68b7c3bd2d1257b46426e72e35168c80bea97147fade57b6437548' 
  AND (
    token = 'ypR/Np2zHCa6FYbFKPCouiwY3PjtzWKVxEseRvFwoDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )