UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '551EAiseGAtLafp8XoNFe0bSx4k+AttpCeFYqvX8xKk=' 
WHERE 
  key_id = 'b9be30dd803f92e233750714e695cb102b0b10d6df60da3cb259078a369db47f' 
  AND (
    token = '551EAiseGAtLafp8XoNFe0bSx4k+AttpCeFYqvX8xKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )