UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7n+hwj4RwLBwzChGu9a5uH4WBEmfL8SwXOkqRR8ylNE=' 
WHERE 
  key_id = '6cd6339f78df6909e9a47ca66833ace7ccbfc924040f802d8e6eec076a633e9c' 
  AND (
    token = '7n+hwj4RwLBwzChGu9a5uH4WBEmfL8SwXOkqRR8ylNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )