UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u66b4xd0RlWcGLljoFKhz2aKG4cFEdEdIF7pKyrAHz0=' 
WHERE 
  key_id = '7c89284722017f6ed65365a69e336d640143729ccad40ba4eedb79c975d9ad97' 
  AND (
    token = 'u66b4xd0RlWcGLljoFKhz2aKG4cFEdEdIF7pKyrAHz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )