UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '1xtfPfOe5oOQdah8rPCgkmI0wsICCyoJboaIaJ9bZAk=' 
WHERE 
  key_id = '9d5eb0fbd3f9ef319f088ce1e96eeefa2285ef78c6322c023e4ac25ed19fd458' 
  AND (
    token = '1xtfPfOe5oOQdah8rPCgkmI0wsICCyoJboaIaJ9bZAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )