UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jrVGehxobIUjLVc+YJMJ3LdenSNbMEjta/Y+hAtKYPo=' 
WHERE 
  key_id = '51eb2ca42da4b9b0b00e87be4d6924da823d9c6bb8974033bcfbcc5d526b0aa9' 
  AND (
    token = 'jrVGehxobIUjLVc+YJMJ3LdenSNbMEjta/Y+hAtKYPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )