UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S5RuTp++vCU+XSZKs4TUWjQqIrZE5UF60N4RQnMPcB4=' 
WHERE 
  key_id = '756819e62c0b2e8f2492b5d43570e288a67b25000dc922729b74de5b0fd58b0e' 
  AND (
    token = 'S5RuTp++vCU+XSZKs4TUWjQqIrZE5UF60N4RQnMPcB4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )