UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YG9L/gXOpQNV5Yn0LZ9UiSIa4bfzWqsUL8f3g3i9PYk=' 
WHERE 
  key_id = 'b1bb7acbb02545bf9565d7f659ddd9e0fb0dedf712e57a284eef393fd189d4ce' 
  AND (
    token = 'YG9L/gXOpQNV5Yn0LZ9UiSIa4bfzWqsUL8f3g3i9PYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )