UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFZl+A1I8yhiqemv11a0pTkYs0pJphMBmFN6TTOy5Lk=' 
WHERE 
  key_id = 'a94da579ad977e505d78b43263feab27041e45bf024a40ead084ec92901ccf31' 
  AND (
    token = 'nFZl+A1I8yhiqemv11a0pTkYs0pJphMBmFN6TTOy5Lk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )