UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RK7Vn5XRkhlzXPrKE3YIBA+m4U4e+caqsq7UJH10Y+o=' 
WHERE 
  key_id = 'b74d05dcaf6572be5cf2afff8f465048946cc1d1a862120aac5be637e81c4b21' 
  AND (
    token = 'RK7Vn5XRkhlzXPrKE3YIBA+m4U4e+caqsq7UJH10Y+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )